TY  - BOOK
AU  - Sasaki,Yoshi K  .
TI  - Variational methods in geoscience / 
T2  - Devolopments in geomathematics no.5, 
U1  - 550 
PY  - 1986///
CY  - Philadelphia : 
PB  - Elsevier , 
KW  - GEOSCIENCE
N1  - Includes index
ER  -