TY - BOOK AU - Rassias,G.M & Rassias,T.M ED - Rassias, T.M TI - Differential geometry, calculus of variations & their applications T2 - Lecture notes in pure & applied mathematics 100 SN - 0824772679 U1 - 8.05+4.13 PY - 1985/// CY - New York PB - Marcel Dekker ER -