Groten, Erwin. <br/><br/>
Geodesy and the earth's gravity field / 
Erwin Groten. 
 - Dummlers Verlag :  Ferd,  c1979. 
 - 2v. :  ill. ;  21 cm. 
<br/><br/>Includes bibliographical references and index. 
<br/><br/>V.1. -- Principles and conventional methods. -- V.2- Geodynamics and advanced methods 
<br/><br/><label>ISBN: </label>3427783715  V.1 3427783812 V.2 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Gravitational fields.<br/>Geodesy.
<br/><br/><label>Dewey Class. No.: </label>526.1