TY - BOOK AU - Lovelock, David AU - Rund, Hanno TI - Tensors, Differential Forms and Variational Principles SN - 0486658406 PY - 1989/// CY - New York PB - Dover Publications, INC KW - Calculus of Tensors KW - Differential Forms KW - Calculuc of Variations N1 - Includes Index ER -