Lin, Lao-Sheng. <br/><br/>
Real-time estimation of ionospheric delay using GPS measurements / 
Lao-Sheng Lin. 
 - Sydney :  University of N.S.W. School of Geomatic Engineering,  1997. 
 - xix, 199 p. : ill. 
 - UNISURV report ; S-51 .
<br/><br/><label>ISBN: </label>0733416640 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Real-time control.<br/>Global Positioning System.<br/>Ionospheric radio wave propagation.