21. Guide to essential math :

Library: Center and Library of Islamic Studies in European Languages (Qom)

Subject: Mathematics

31. Matroids :

Author:

Library: Center and Library of Islamic Studies in European Languages (Qom)

Subject: Combinatorial geometry,Matroids

Classification :
QA166
.
6
.
G67
2012

37. Old and new unsolved problems in plane geometry and number theory

Author:

Library: Central Library of Sharif University of Technology (Tehran)

Subject: ، Geometry, Plane,، Number theory

Classification :
QA
466
.
K63
1991

38. Old and new unsolved problems in plane geometry and number theory

Author:

Library: Central library and Documentation Center (Zanjan)

Subject: rtemoeGA,enalp,ebmuNA,yroeht

Classification :
QA
466
.
K63
O4
1991

39. Old and new unsolved problems in plane geometry and number theory

Author:

Library: Central Library and Documentation Center (Kerman)

Subject: ، Geometry, Plane,، Number theory

Classification :
QA
466
.
K63
1991