Barbilian, Dan <br/><br/>
Opera didactica  Vol. 2  Algebra elementara 
Dan Barbilian ; ingrijitor ed. N. Mihaileanu 
 - Bucuresti  Editura tehnica  1971 
 - 487 p  fig  24 cm 
<br/><br/><label>Subjects--Personal Names: </label><br/>Barbilian, Dan 1895-1961 <br/>Barbu, Ion 1895-1961 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Algebra<br/>Trigonometrie<br/>Geometrie neeuclidiana<br/>Geometrie Lobacevski<br/>Barbilian, Dan; opera didactica
<br/><br/><label>Dewey Class. No.: </label>51(100)(091)