TY  - BOOK
AU  - Aggarwal Satish Kumar
AU  -  Dr. S P Singh Gu.
AU  - University of Delhi. Faculty of Science. Department of Physics and Astrophysics
ED  - University of Delhi. Faculty of Science. Department of Physics and Astrophysics
TI  - Study of lower atmosphere using acoustic echo sounder in India
PY  - 1979///
KW  - PHYSICS
ER  -