Haapala, Ilmari <br/><br/>
On the gramitic pegmutites in the peraseinajoki - alavus area, South pohjanmaa, Finland 

 - Otaniemi  Geologinen Tutkimuslaites  1966 
 - 98p.  25cm. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Pegmultites
<br/><br/><label>LC Class. No.: </label>GY QE462.P4H32