Stickland, A.C. <br/><br/>
Annals of the International Years of the Quiet Sun   : Sources and availability of IQSY Data 

 - Cambridge:  Massachusetts Institute of Technology  1970 
 - 345p. :   il; 23 cm. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Geología Ciencias Afines a la Geología