Rögl, Fred. <br/><br/>
Foraminifera described by Fichtel & Moll in 1798 :   a revision of Testacea microscopica / 
Fred Rögl & Hans Jørgen Hansen. 
 - Wien :  F. Berger & Söhne,  1984. 
<br/><br/><label>ISBN: </label>3850281558