Neftegeologicheska︠i︡a zonalʹnostʹ i metody poiskov nefti i gaza v Prikaspiĭskom regione : sbornik nauchnykh trudov - Mikhalʹkova, V. N. (In-t geologii i razrabotki gor︠i︡uchikh iskopaemykh, 1987)