APA (7th ed.) Citation

Wagner, J., & Bartelmann, M. (2015). Model-independent characterisation of strong gravitational lenses. Arxiv.

Chicago Style (17th ed.) Citation

Wagner, Jennifer, and Matthias Bartelmann. "Model-independent Characterisation of Strong Gravitational Lenses." Arxiv 2015.

MLA (9th ed.) Citation

Wagner, Jennifer, and Matthias Bartelmann. "Model-independent Characterisation of Strong Gravitational Lenses." Arxiv, 2015.

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