00689nam a2200193Ia 4500 515.35 L257.SO Landis, E. M. Second order equations of elliptic and parabolic type Providence American Mathematical Society 1998 xi, 203p. Index, Bibl., Appendix. Translations of Mathematical monographs v. 171 "Purchased under NBHM grant for the year 1998-99" Rozhkovskaya, Tamara ; tr. 0 0 0 0 ISI ISI 2000-02-01 HBA 439560.00 0 515.35 L257.SO DP23961 2019-02-14 00:00:00 2019-02-14 BK Ord num:514; Ord dt:1999-04-26 "Tr. from the Russian by Tamara Rozhkovskaya with the participation of scientific books, Novosibirsk, Russia" 18681 18681 18681