1. Grachev M.A., Zaychikov E.F. (1974) FEBS Letters, 49, 163–166
2. Gilbert W. (1976) in: RNA Polymerase (Losick R., Chamberlin M. eds) pp 193–205, Cold Spring Harbor Laboratory, New York
3. Dahlberg J.E., Blattner F.R. (1973) in: Virus Research (Fox C:F., Robinson W.S. eds) pp 533–543, Academic Press, New York
4. Sverdlov E.D., Monastyrskaya G.S., Rostapshov V.M. (1978), Bioorganicheskaya Khimiya, USSR, 4, 894–900
5. Scherer G., Hobom G., Kíissel H. (1977), Nature, 265, 117–121