APA (7th ed.) Citation

Bär, C. Some Properties of Solutions to Weakly Hypoelliptic Equations. Wiley.

Chicago Style (17th ed.) Citation

Bär, Christian. Some Properties of Solutions to Weakly Hypoelliptic Equations. Wiley.

MLA (9th ed.) Citation

Bär, Christian. Some Properties of Solutions to Weakly Hypoelliptic Equations. Wiley.

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