Wihuri, Heikki <br/><br/>
Studying the ground water flow conditions: paper presented in IWSA Congrtess, Open Forum Paris, 1980 

 - Helsinki  Soil and Water Ltd.  1980 
 - [6] p.  30cm. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Groundwater flow
<br/><br/><label>LC Class. No.: </label>GY GB1197.7.W53