Gottingen, Julius Bartels <br/><br/>
Collection of geomagnetic planetary indices Kp and derived daily indices, Ap and Cp for the years 

 - 
 - North-Holland Physics Publishing Co., Amsterdam  1962 
 - 188 
 - .
<br/><br/>  
<br/><br/><label>ISBN: </label>  
<br/><br/><label>Subjects--Topical Terms: </label><br/>geomagnetism
<br/><br/><label>Dewey Class. No.: </label>538.7  GOT-C