High Speed Photometry of Dwarf Nova Ex-Hydrae Sharma, D. P. ; Marar, T. M. K. ; Seetha, S. ; Kasturirangan, K. ; Rao, U. R. ; Bhattacharyya, J. C. Abstract Publication: International Cosmic Ray Conference Pub Date: 1983 Bibcode: 1983ICRC....2..406S