International olympiads on astronomy and astrophysics : Problems and solutions 

 - 2nd Ed.; 
 - India :  Universities Press,  2016. 
 - xxi,281p.;  24cm 
<br/><br/><label>ISBN: </label>978-81-7371-980-6 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Astrophysics<br/>Astronomy
<br/><br/><label>Dewey Class. No.: </label>523.1  / INT