TY  - BOOK
AU  - Lovelock, D
AU  - Rund, H
TI  - Tensors Differential forms and variational principles
SN  - 9780486658407
U1  - 514.743.2 
PY  - 1975///
CY  - New York 
PB  - Dover
KW  - DIFFERENTIAL FORMS
KW  - TENSORS
ER  -