Volume 17 Issue 5 May 2012 pp 497-504 Classroom

Transit of Venus: Quantitative Observing with Simple Equipment

N Rathnasree Pritpal Kaur

Volume 20 Issue 9 September 2015 pp 803-815 General Article

Gravitational Collapse and Structure Formation in an Expanding Universe

J S Bagla Pritpal Kaur Sandhu