by Karagyozov, L, Kalcheva, I.D, Chapman, V.M
Published in Nucleic acids research (11.08.1993)

by Kalcheva, I D, Matsuda, Y, Plass, C, Chapman, V M
Published in Proceedings of the National Academy of Sciences - PNAS (19.12.1995)

by Kalcheva, I.D., Karagyozov, L.K., Hadjiolov, A.A.
Published in Biochemical and biophysical research communications (15.05.1991)