Laurent, D. <br/><br/>
Crystallographic groups 

 - Dar es Salaam   : University of Dar es Salaam, Mathematics Department,  1998 
 - ii,32p.   : 30cm. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Crystallography<br/>Algebra
<br/><br/><label>LC Class. No.: </label>MATH RES QD907.L38