APA (7th ed.) Citation

Bjorn, A., & Bjorn, J. Nonlinear potential theory on metric spaces.

Chicago Style (17th ed.) Citation

Bjorn, Anders, and Jana Bjorn. Nonlinear Potential Theory on Metric Spaces.

MLA (9th ed.) Citation

Bjorn, Anders, and Jana Bjorn. Nonlinear Potential Theory on Metric Spaces.

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