Proceedings of the fourth international symposium on equatorial aeronomy  held at the conference centre, University of Ibadan, Nigeria on 4-11 September, 1972 
edited by Ebun Oni 
 - Nigeria  Department of Physics, University of Ibadan  1972 
 - xliii+861p.  figs; tables 
<br/><br/><label>Subjects--Topical Terms: </label><br/>AeronomyAtmosphereEquatorial AeronomyIonosphere
<br/><br/><label>Universal Decimal Class. No.: </label>551.510.535.4:550.38  / OMI