APA (7th ed.) Citation

Drensky, V., & Holtkamp, R. (2008). Planar trees, free nonassociative algebras, invariants, and elliptic integrals. Algebra and Discrete Mathematics.

Chicago Style (17th ed.) Citation

Drensky, V., and R. Holtkamp. "Planar Trees, Free Nonassociative Algebras, Invariants, and Elliptic Integrals." Algebra and Discrete Mathematics 2008.

MLA (8th ed.) Citation

Drensky, V., and R. Holtkamp. "Planar Trees, Free Nonassociative Algebras, Invariants, and Elliptic Integrals." Algebra and Discrete Mathematics, 2008.

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