APA (7th ed.) Citation

Chi, C., & Skiba, A. N. (2018). On Σσt -closed classes of finite groups.

Chicago Style (17th ed.) Citation

Chi, Ch, and A. N. Skiba. On Σσt -closed Classes of Finite Groups. 2018.

MLA (8th ed.) Citation

Chi, Ch, and A. N. Skiba. On Σσt -closed Classes of Finite Groups. 2018.

Warning: These citations may not always be 100% accurate.