Cook, P. R. - Dolle, A. - Hassan, A. B. - Hozák, Pavel - Jackson, D. A. - Eckstein, F. (ed.) - Lilley, D. M. J. (ed.)
Nucleic Acids and Molecular Biology.
Berlin: Springer Verlag, 1993. s. 226-237
http://hdl.handle.net/11104/0069515