Hammer, J <br/><br/>
Unsolved problems concerning lattice points 
J. Hammer 
 - London  Pitman  1977 
 - 101 p  25 cm 
 - Research notes in mathematics  15 .
<br/><br/> Contine bibliografie 
<br/><br/><label>ISBN: </label>0273011030 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Lattice theory<br/>Geometry, Algebraic