APA (7th ed.) Citation

Ricardo E. Carrera & Hager, A. W. ON HULL CLASSES OF l-GROUPS AND COVERING CLASSES OF SPACES.

Chicago Style (17th ed.) Citation

Ricardo E. Carrera and Anthony W. Hager. ON HULL CLASSES OF L-GROUPS AND COVERING CLASSES OF SPACES.

MLA (9th ed.) Citation

Ricardo E. Carrera and Anthony W. Hager. ON HULL CLASSES OF L-GROUPS AND COVERING CLASSES OF SPACES.

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