(en) Soszyński, I., Udalski, A., Szymański, M. K., Kubiak, M., Pietrzyński, G., Wyrzykowski, Ł., Szewczyk, O., Ulaczyk, K. et Poleski, R., « The Optical Gravitational Lensing Experiment. The OGLE-III Catalog of Variable Stars. II.Type II Cepheids and Anomalous Cepheids in the Large Magellanic Cloud », Acta Astronomica, vol. 58, , p. 293 (Bibcode2008AcA....58..293S, arXiv0811.3636)
(en) Udalski, A., Soszynski, I., Szymanski, M., Kubiak, M., Pietrzynski, G., Wozniak, P. et Zebrun, K., « The Optical Gravitational Lensing Experiment. Cepheids in the Magellanic Clouds. IV. Catalog of Cepheids from the Large Magellanic Cloud », Acta Astronomica, vol. 49, , p. 223 (Bibcode1999AcA....49..223U, arXivastro-ph/9908317)
(en) Soszynski, I., Poleski, R., Udalski, A., Szymanski, M. K., Kubiak, M., Pietrzynski, G., Wyrzykowski, L., Szewczyk, O. et Ulaczyk, K., « The Optical Gravitational Lensing Experiment. The OGLE-III Catalog of Variable Stars. I. Classical Cepheids in the Large Magellanic Cloud », Acta Astronomica, vol. 58, , p. 163 (Bibcode2008AcA....58..163S, arXiv0808.2210)
(en) Majaess, D., Turner, D. et Lane, D., « Type II Cepheids as Extragalactic Distance Candles », Acta Astronomica, vol. 59, , p. 403 (Bibcode2009AcA....59..403M, arXiv0909.0181)
(en) Macri, L. M., Stanek, K. Z., Bersier, D., Greenhill, L. J. et Reid, M. J., « A New Cepheid Distance to the Maser-Host Galaxy NGC 4258 and Its Implications for the Hubble Constant », The Astrophysical Journal, vol. 652, no 2, , p. 1133 (DOI10.1086/508530, Bibcode2006ApJ...652.1133M, arXivastro-ph/0608211)
(en) Ferrarese, Laura, Mould, Jeremy R., Stetson, Peter B., Tonry, John L., Blakeslee, John P. et Ajhar, Edward A., « The Discovery of Cepheids and a Distance to NGC 5128 », The Astrophysical Journal, vol. 654, , p. 186 (DOI10.1086/506612, Bibcode2007ApJ...654..186F, arXivastro-ph/0605707)
(en) Majaess, D., « The Cepheids of Centaurus A (NGC 5128) and Implications for H0 », Acta Astronomica, vol. 60, , p. 121 (Bibcode2010AcA....60..121M, arXiv1006.2458)
(en) Kubiak, M. et Udalski, A., « The Optical Gravitational Lensing Experiment. Population II Cepheids in the Galactic Bulge », Acta Astronomica, vol. 53, , p. 117 (Bibcode2003AcA....53..117K, arXivastro-ph/0306567)
(en) Feast, Michael W., Laney, Clifton D., Kinman, Thomas D., van Leeuwen, Floor et Whitelock, Patricia A., « The luminosities and distance scales of type II Cepheid and RR Lyrae variables », Monthly Notices of the Royal Astronomical Society, vol. 386, no 4, , p. 2115 (DOI10.1111/j.1365-2966.2008.13181.x, Bibcode2008MNRAS.386.2115F, arXiv0803.0466)
(en) Majaess, D. J., « RR Lyrae and Type II Cepheid Variables Adhere to a Common Distance Relation », The Journal of the American Association of Variable Star Observers, vol. 38, , p. 100 (Bibcode2010JAVSO..38..100M, arXiv0912.2928)
(en) Kipper, Tõnu et Klochkova, Valentina G., « Optical Spectroscopy of RU Cam, a Pulsating Carbon Star », Baltic Astronomy, vol. 16, , p. 383–96 (Bibcode2007BaltA..16..383K, arXiv0706.2969)
(en) Wallerstein, George, « The Cepheids of Population II and Related Stars », The Publications of the Astronomical Society of the Pacific, vol. 114, no 797, , p. 689 (DOI10.1086/341698, Bibcode2002PASP..114..689W)
(en) Macri, L. M., Stanek, K. Z., Bersier, D., Greenhill, L. J. et Reid, M. J., « A New Cepheid Distance to the Maser-Host Galaxy NGC 4258 and Its Implications for the Hubble Constant », The Astrophysical Journal, vol. 652, no 2, , p. 1133 (DOI10.1086/508530, Bibcode2006ApJ...652.1133M, arXivastro-ph/0608211)
(en) Ferrarese, Laura, Mould, Jeremy R., Stetson, Peter B., Tonry, John L., Blakeslee, John P. et Ajhar, Edward A., « The Discovery of Cepheids and a Distance to NGC 5128 », The Astrophysical Journal, vol. 654, , p. 186 (DOI10.1086/506612, Bibcode2007ApJ...654..186F, arXivastro-ph/0605707)
(en) Harris, Hugh C. et Welch, Douglas L., « The Binary Type II Cepheids IX CAS and TX Del », Astronomical Journal, vol. 98, , p. 981 (DOI10.1086/115190, Bibcode1989AJ.....98..981H)
(en) Feast, Michael W., Laney, Clifton D., Kinman, Thomas D., van Leeuwen, Floor et Whitelock, Patricia A., « The luminosities and distance scales of type II Cepheid and RR Lyrae variables », Monthly Notices of the Royal Astronomical Society, vol. 386, no 4, , p. 2115 (DOI10.1111/j.1365-2966.2008.13181.x, Bibcode2008MNRAS.386.2115F, arXiv0803.0466)
(en) George Wallerstein, Sean Matt et Guillermo Gonzalez, « The Carbon Cepheid RT Trianguli Australis: Additional Evidence of Triple-α and CNO Cycling », Monthly Notices of the Royal Astronomical Society, vol. 311, no 2, , p. 414–22 (DOI10.1046/j.1365-8711.2000.03064.x, Bibcode2000MNRAS.311..414W)
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(en) Wallerstein, George, « The Cepheids of Population II and Related Stars », The Publications of the Astronomical Society of the Pacific, vol. 114, no 797, , p. 689 (DOI10.1086/341698, Bibcode2002PASP..114..689W)
(en) Soszyński, I., Udalski, A., Szymański, M. K., Kubiak, M., Pietrzyński, G., Wyrzykowski, Ł., Szewczyk, O., Ulaczyk, K. et Poleski, R., « The Optical Gravitational Lensing Experiment. The OGLE-III Catalog of Variable Stars. II.Type II Cepheids and Anomalous Cepheids in the Large Magellanic Cloud », Acta Astronomica, vol. 58, , p. 293 (Bibcode2008AcA....58..293S, arXiv0811.3636)
(en) Udalski, A., Soszynski, I., Szymanski, M., Kubiak, M., Pietrzynski, G., Wozniak, P. et Zebrun, K., « The Optical Gravitational Lensing Experiment. Cepheids in the Magellanic Clouds. IV. Catalog of Cepheids from the Large Magellanic Cloud », Acta Astronomica, vol. 49, , p. 223 (Bibcode1999AcA....49..223U, arXivastro-ph/9908317)
(en) Soszynski, I., Poleski, R., Udalski, A., Szymanski, M. K., Kubiak, M., Pietrzynski, G., Wyrzykowski, L., Szewczyk, O. et Ulaczyk, K., « The Optical Gravitational Lensing Experiment. The OGLE-III Catalog of Variable Stars. I. Classical Cepheids in the Large Magellanic Cloud », Acta Astronomica, vol. 58, , p. 163 (Bibcode2008AcA....58..163S, arXiv0808.2210)
(en) Majaess, D., Turner, D. et Lane, D., « Type II Cepheids as Extragalactic Distance Candles », Acta Astronomica, vol. 59, , p. 403 (Bibcode2009AcA....59..403M, arXiv0909.0181)
(en) Macri, L. M., Stanek, K. Z., Bersier, D., Greenhill, L. J. et Reid, M. J., « A New Cepheid Distance to the Maser-Host Galaxy NGC 4258 and Its Implications for the Hubble Constant », The Astrophysical Journal, vol. 652, no 2, , p. 1133 (DOI10.1086/508530, Bibcode2006ApJ...652.1133M, arXivastro-ph/0608211)
(en) Ferrarese, Laura, Mould, Jeremy R., Stetson, Peter B., Tonry, John L., Blakeslee, John P. et Ajhar, Edward A., « The Discovery of Cepheids and a Distance to NGC 5128 », The Astrophysical Journal, vol. 654, , p. 186 (DOI10.1086/506612, Bibcode2007ApJ...654..186F, arXivastro-ph/0605707)
(en) Majaess, D., « The Cepheids of Centaurus A (NGC 5128) and Implications for H0 », Acta Astronomica, vol. 60, , p. 121 (Bibcode2010AcA....60..121M, arXiv1006.2458)
(en) Harris, Hugh C. et Welch, Douglas L., « The Binary Type II Cepheids IX CAS and TX Del », Astronomical Journal, vol. 98, , p. 981 (DOI10.1086/115190, Bibcode1989AJ.....98..981H)
(en) Kubiak, M. et Udalski, A., « The Optical Gravitational Lensing Experiment. Population II Cepheids in the Galactic Bulge », Acta Astronomica, vol. 53, , p. 117 (Bibcode2003AcA....53..117K, arXivastro-ph/0306567)
(en) Feast, Michael W., Laney, Clifton D., Kinman, Thomas D., van Leeuwen, Floor et Whitelock, Patricia A., « The luminosities and distance scales of type II Cepheid and RR Lyrae variables », Monthly Notices of the Royal Astronomical Society, vol. 386, no 4, , p. 2115 (DOI10.1111/j.1365-2966.2008.13181.x, Bibcode2008MNRAS.386.2115F, arXiv0803.0466)
(en) Majaess, D. J., « RR Lyrae and Type II Cepheid Variables Adhere to a Common Distance Relation », The Journal of the American Association of Variable Star Observers, vol. 38, , p. 100 (Bibcode2010JAVSO..38..100M, arXiv0912.2928)
(en) Kipper, Tõnu et Klochkova, Valentina G., « Optical Spectroscopy of RU Cam, a Pulsating Carbon Star », Baltic Astronomy, vol. 16, , p. 383–96 (Bibcode2007BaltA..16..383K, arXiv0706.2969)
(en) George Wallerstein, Sean Matt et Guillermo Gonzalez, « The Carbon Cepheid RT Trianguli Australis: Additional Evidence of Triple-α and CNO Cycling », Monthly Notices of the Royal Astronomical Society, vol. 311, no 2, , p. 414–22 (DOI10.1046/j.1365-8711.2000.03064.x, Bibcode2000MNRAS.311..414W)