by Adams, J. H., Jr, Garcia-Munoz, M., Grigorov, N. L., Kondrat'eva, M. A., Klecker, B., Mason, G. M., Mcguire, R. E.
Published in The Astrophysical journal (10.07.1991)

by Morozova, T.I, Kondrat'eva, M.A
Published in Sbornik nauchnykh trudov - Leningradskij veterinarnyj institut (USSR) (1989)

by Kondrat'eva M.A, Lakovnikov E.A, Elfimova T.B
Published in Sbornik nauchnykh trudov Leningradskij veterinarnyj institut (1986)