Nǎstǎsescu, C., & Oystaeyen, F. v. (2004). Methods of graded rings. Springer.
Chicago Style (17th ed.) CitationNǎstǎsescu, Constantin, and F. van Oystaeyen. Methods of Graded Rings. Berlin ; New York: Springer, 2004.
MLA (9th ed.) CitationNǎstǎsescu, Constantin, and F. van Oystaeyen. Methods of Graded Rings. Springer, 2004.