Grijalva, Nicolas. <br/><br/>
Mexican national report on physical oceanography presented -to the XIV th general assembly of the international union o-f geodesy and geophysics Berne, Sept. 26-oct. 7, 1967 / Nic-olas Grijalva. 

 - México : UNAM, Instituto de Geofisica 
 - [9] p. 
<br/><br/> "Reprint of the Anales del Instituto de Geofisica, UNAM, Vo-l. 12, pp. 31-42, 1 figs.".