Niederer, S. A.; Kerfoot, E.; Benson, A. P.; Bernabeu, M. O.; Bernus, O. Philosophical Transactions of the Royal Society A: Mathematical, Physical and Engineering Sciences, 369, 1954, 03-10-2011, pàg. 4331–4351. Bibcode: 2011RSPTA.369.4331N. DOI: 10.1098/rsta.2011.0139. PMC: 3263775. PMID: 21969679.
Pathmanathan, Pras; Bernabeu, Miguel O.; Bordas, Rafel; Cooper, Jonathan; Garny, Alan Progress in Biophysics and Molecular Biology, 102, 2–3, 2010, pàg. 136–155. DOI: 10.1016/j.pbiomolbio.2010.05.006. PMID: 20553747.
Niederer, S. A.; Kerfoot, E.; Benson, A. P.; Bernabeu, M. O.; Bernus, O. Philosophical Transactions of the Royal Society A: Mathematical, Physical and Engineering Sciences, 369, 1954, 03-10-2011, pàg. 4331–4351. Bibcode: 2011RSPTA.369.4331N. DOI: 10.1098/rsta.2011.0139. PMC: 3263775. PMID: 21969679.
Niederer, S. A.; Kerfoot, E.; Benson, A. P.; Bernabeu, M. O.; Bernus, O. Philosophical Transactions of the Royal Society A: Mathematical, Physical and Engineering Sciences, 369, 1954, 03-10-2011, pàg. 4331–4351. Bibcode: 2011RSPTA.369.4331N. DOI: 10.1098/rsta.2011.0139. PMC: 3263775. PMID: 21969679.
Pathmanathan, Pras; Bernabeu, Miguel O.; Bordas, Rafel; Cooper, Jonathan; Garny, Alan Progress in Biophysics and Molecular Biology, 102, 2–3, 2010, pàg. 136–155. DOI: 10.1016/j.pbiomolbio.2010.05.006. PMID: 20553747.