Gupta, Jagdish Chandra  <br/><br/>
Manual of the coefficients of the first four harmonics of the solar and lunar daily geomagnetic variations computed from igy/c and certain other data 
Jagdish Chandra Gupta and Sydney Chapman 
 - Bombay  Indian Institute of Geomganetism  1970 
 - 155p.  map; table; refs 
 - NCAR Manuscript NO. MS 68 - 110 .
<br/><br/><label>Subjects--Topical Terms: </label><br/>Geomagnetic VariationsIgy
<br/><br/><label>Universal Decimal Class. No.: </label>550.38  / GUP