APA (7th ed.) Citation

Veblen, O. Invariants of quadratic differential forms.

Chicago Style (17th ed.) Citation

Veblen, Oswald. Invariants of Quadratic Differential Forms.

MLA (9th ed.) Citation

Veblen, Oswald. Invariants of Quadratic Differential Forms.

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