APA (7th ed.) Citation

Krzyzanowska, I. (2018). Cross-cap singularities counted with sign. Algebra and Discrete Mathematics.

Chicago Style (17th ed.) Citation

Krzyzanowska, I. "Cross-cap Singularities Counted with Sign." Algebra and Discrete Mathematics 2018.

MLA (8th ed.) Citation

Krzyzanowska, I. "Cross-cap Singularities Counted with Sign." Algebra and Discrete Mathematics, 2018.

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