1 - Graded ring theory
Năstăsescu, Constantin (1943-....)   /   Oystaeyen, F. Van (1947-....)

Cote : [16 NAS 82]

2 - Graded and filtered rings and modules
Năstăsescu, Constantin (1943-....)   /   Van Oystaeyen, Freddy M. J. (1947-....)

Cote : [16 NAS 79]

3 - Graded rings and graded Grothendieck groups
Hazrat, Roozbeh

Cote : [16.5 HAZ 16]