Persons RUS  ENG    JOURNALS   PEOPLE   ORGANISATIONS   CONFERENCES   SEMINARS   VIDEO LIBRARY   PACKAGE AMSBIB     Romanova, Z S https://www.mathnet.ru/eng/person23640 List of publications on Google Scholar https://mathscinet.ams.org/mathscinet/MRAuthorID/528044 Publications in Math-Net.Ru Citations 1972 1. S. Ya. Havinson, Z. S. Romanova, “Approximation properties of finite-dimensional subspaces in $L_1$”, Mat. Sb. (N.S.), 89(131):1(9) (1972),  3–15      ; Math. USSR-Sb., 18:1 (1972), 1–14 2