1. Mathematical Olympiad challenges /
Author: Titu Andreescu, Ražvan Gelca ; foreword by Mark Saul
Library: Center and Library of Islamic Studies in European Languages (Qom)
Subject: Mathematics, Problems, exercises, etc

2. Mathematical Olympiad challenges
Author: Titu Andreescu, Razvan Gelca; foreword by Mark Saul
Library: Library of Institute for Research in Fundamental Sciences (Tehran)
Subject: Problems, exercises, etc ، Mathematics
Classification :
QA
43
.
A52


3. Mathematical Olympiad challenges
Author: Titu Andreescu, Rǎzvan Gelca ; foreword by Mark Saul
Library: Center and Library of Islamic Studies in European Languages (Qom)
Subject: Mathematics, Problems, exercises, etc
Classification :
QA43
.
A52
2009eb


4. Mathematical Olympiad challenges /
Author: Titu Andreescu, Rǎzvan Gelca ; foreword by Mark Saul
Library: Center and Library of Islamic Studies in European Languages (Qom)
Subject: Mathematics, Problems, exercises, etc
Classification :
QA43
.
A52
2000

