APA

Mangal Sain, University of Delhi. Faculty of Science. Department of Physics and Astrophysics, Dr S N Mitra Supervisor & University of Delhi. Faculty of Science. Department of Physics and Astrophysics. (1968). Investigation of lower ionosphere through the study of longwave propagation and sid effects. : .

Chicago

Mangal Sain, University of Delhi. Faculty of Science. Department of Physics and Astrophysics, Dr S N Mitra Supervisor and University of Delhi. Faculty of Science. Department of Physics and Astrophysics. 1968. Investigation of lower ionosphere through the study of longwave propagation and sid effects. : .

Harvard

Mangal Sain, University of Delhi. Faculty of Science. Department of Physics and Astrophysics, Dr S N Mitra Supervisor and University of Delhi. Faculty of Science. Department of Physics and Astrophysics. (1968). Investigation of lower ionosphere through the study of longwave propagation and sid effects. : .

MLA

Mangal Sain, University of Delhi. Faculty of Science. Department of Physics and Astrophysics, Dr S N Mitra Supervisor and University of Delhi. Faculty of Science. Department of Physics and Astrophysics. Investigation of lower ionosphere through the study of longwave propagation and sid effects. : . 1968.