TY  - BOOK
AU  - Nand, Brahma.
AU  - Tyagi, B. S.,
AU  - Sharma, Bhu Dev.
TI  - Spherical Harmonics and Partial Differential Equations
U1  - 515.35 22
CY  - Meerut
PB  - Kedar Nath Ram Nath
ER  -