Abell, George O.; Corwin, Harold G., Jr.; Olowin, Ronald P. (1989). “A catalog of rich clusters of galaxies”. Astrophysical Journal Supplement Series. 70 (May 1989): 1–138. Bibcode:1989ApJS...70....1A. doi:10.1086/191333. ISSN0067-0049.
Fritz, Gilbert; Davidsen, Arthur; Meekins, John F.; Friedman, H. (1971). “Discovery of an X-Ray Source in Perseus”. The Astrophysical Journal. 164: L81. doi:10.1086/180697. ISSN0004-637X.
Forman, W.; Kellogg, E.; Gursky, H.; Tananbaum, H.; Giacconi, R. (1972). “Observations of the Extended X-Ray Sources in the Perseus and Coma Clusters from UHURU”. The Astrophysical Journal. 178: 309–316. doi:10.1086/151791. ISSN0004-637X.
Fabian, A. C.; Sanders, J. S.; Allen, S. W.; Crawford, C. S.; Iwasawa, K.; Johnstone, R. M.; Schmidt, R. W.; Taylor, G. B. (2003). “A deep Chandra observation of the Perseus cluster: shocks and ripples”. Monthly Notices of the Royal Astronomical Society. 344: L43–L47. doi:10.1046/j.1365-8711.2003.06902.x. ISSN0035-8711.
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Abell, George O.; Corwin, Harold G., Jr.; Olowin, Ronald P. (1989). “A catalog of rich clusters of galaxies”. Astrophysical Journal Supplement Series. 70 (May 1989): 1–138. Bibcode:1989ApJS...70....1A. doi:10.1086/191333. ISSN0067-0049.
Abell, George O.; Corwin, Harold G., Jr.; Olowin, Ronald P. (1989). “A catalog of rich clusters of galaxies”. Astrophysical Journal Supplement Series. 70 (May 1989): 1–138. Bibcode:1989ApJS...70....1A. doi:10.1086/191333. ISSN0067-0049.
Fritz, Gilbert; Davidsen, Arthur; Meekins, John F.; Friedman, H. (1971). “Discovery of an X-Ray Source in Perseus”. The Astrophysical Journal. 164: L81. doi:10.1086/180697. ISSN0004-637X.
Forman, W.; Kellogg, E.; Gursky, H.; Tananbaum, H.; Giacconi, R. (1972). “Observations of the Extended X-Ray Sources in the Perseus and Coma Clusters from UHURU”. The Astrophysical Journal. 178: 309–316. doi:10.1086/151791. ISSN0004-637X.
Fabian, A. C.; Sanders, J. S.; Allen, S. W.; Crawford, C. S.; Iwasawa, K.; Johnstone, R. M.; Schmidt, R. W.; Taylor, G. B. (2003). “A deep Chandra observation of the Perseus cluster: shocks and ripples”. Monthly Notices of the Royal Astronomical Society. 344: L43–L47. doi:10.1046/j.1365-8711.2003.06902.x. ISSN0035-8711.