APA (7th ed.) Citation

Wagner, J. (2018). Generalised model-independent characterisation of strong gravitational lenses: IV. Formalism-intrinsic degeneracies. Astronomy and astrophysics, 620, . https://doi.org/10.1051/0004-6361/201834218

Chicago Style (17th ed.) Citation

Wagner, Jennifer. "Generalised Model-independent Characterisation of Strong Gravitational Lenses: IV. Formalism-intrinsic Degeneracies." Astronomy and Astrophysics 620 (2018). https://doi.org/10.1051/0004-6361/201834218.

MLA (9th ed.) Citation

Wagner, Jennifer. "Generalised Model-independent Characterisation of Strong Gravitational Lenses: IV. Formalism-intrinsic Degeneracies." Astronomy and Astrophysics, vol. 620, 2018, https://doi.org/10.1051/0004-6361/201834218.

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