Sreehari, C. V. <br/><br/>
Investigation of the dynamics at equatiroal ionosphere using multi-freuency HF doppler radar. / 

 -  University of Kerala , 
<br/><br/>Thesis (Ph.D.)-- Physics, University of Kerala 
<br/><br/><label>Subjects--Index Terms: </label>Cosmic Hypotheses, Space, Radar