Lomaev, Mikhail I.;Skakun, V. S.;Sosnin, E. A.;Tarasenko, Viktor F.;Shitts, D. V.Physics-Uspekhi,46,2,2003,p.193–209. DOI: 10.1070/PU2003v046n02ABEH001308.
Conibear, Paul B.;Bagshaw, Clive R.;Fajer, Piotr G.;Kovács, Mihály;Málnási-Csizmadia, AndrásNature Structural & Molecular Biology,10,10,2003,p.831–835. DOI: 10.1038/nsb986. PMID: 14502269.