Blom, Johana Catherine Emille,  1907- <br/><br/>
Geologische probleme im Malayischen Archipel, vorgelegt / 
Johana Blom 
 - Jena :  Friedrich Schiller-Universitat,  1934 
 - 72 p. :  ill., maps. ;  21 cm. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Geology<br/>Malay Archipelago--Geology<br/>Geology--Indonesia
<br/><br/><label>Subjects--Geographic Terms: </label><br/>Indonesia--Geology