@book{8023,
	author = {Indo-US Workshop on Solar-Terrestrial Physics for Solar Maximum Year 1979-81 and Bhatnagar, A., ed. and Udaipur Solar Observator},
	title = {Solar-terrestrial physics for solar maximum year 1979-81},
	publisher = {The Department of Science & Technology},
	year = {1979},
	address = {Ahmedabad}
}