4. A journey through the universe

Author:

Library: Library of Foreign Languages and Islamic Sources (Qom)

Subject: Astronomy,نجوم,a01,a01

Classification :
QB51
.
M77
2015
E-Book
,

6. A relativist's toolkit

Author:

Library: Central Library and Documents Center of Mazandaran University (Mazandaran)

Subject: General relativity (Physics),Black holes (Astronomy)- Mathematics,Mathematical physics

Classification :
QC173
.
6
‬ ‭.
P65
2004