1. G. I. Abelev and V. S. Tsvetkov, Vopr. onkol., No. 6 (1960), p. 62.
2. L. A. Zil'ber, G. I. Abelev, Z. A. Avenirova, et al., Dokl. AN SSSR,124, No. 4 (1959), p. 937.
3. L. A. Zil'ber and G. I. Abelev, The virology and immunology of cancer, [in Russian], Moscow (1962).
4. A. N. Olovnikov and G. I. Abelev, Abstracts of reports of the conference on the immunology of tumors [in Russian], Leningrad (1961), p. 7.
5. P. Grabar and P. Vurtén, Immuno-electrophoretic analysis [in Russian], Moscow (1963).