00462nam a2200181Ia 4500 515.35 Az995.LS Aziz, A. K. ed. Lectures in differential equations New York Van Nostrand 1969 Van Nostrand Mathematical studies 18, 19 0 0 0 0 ISI ISI 1998-09-22 0 515.35 Az995.LS DP3432 2019-02-14 00:00:00 2019-02-14 BK 0 0 0 0 ISI ISI 1998-09-22 0 515.35 Az995.LS DP4138 2019-02-14 00:00:00 2019-02-14 BK Lib. has:- v. 1- vi, 199p. ; v. 2- iv, 282p. 12929 12929 12929