APA (7th ed.) Citation

Barwick, S. (1997). Unitals in the Hall plane. Journal of Geometry, 58(1/2), 26. https://doi.org/10.1007/BF01222924

Chicago Style (17th ed.) Citation

Barwick, S. "Unitals in the Hall Plane." Journal of Geometry 58, no. 1/2 (1997): 26. https://doi.org/10.1007/BF01222924.

MLA (9th ed.) Citation

Barwick, S. "Unitals in the Hall Plane." Journal of Geometry, vol. 58, no. 1/2, 1997, p. 26, https://doi.org/10.1007/BF01222924.