APA (7th ed.) Citation

Jespers, E., Krempa, J., & Puczyłowski, E. R. (1981). On radicals of graded rings.

Chicago Style (17th ed.) Citation

Jespers, Eric, Jan Krempa, and Edmund R. Puczyłowski. On Radicals of Graded Rings. Leuven, 1981.

MLA (9th ed.) Citation

Jespers, Eric, et al. On Radicals of Graded Rings. 1981.