APA (7th ed.) Citation

Nwankwo, O., Clausen, S., Schneider, F., & Wenz, F. (2013). A virtual source model of a kilo-voltage radiotherapy device. Physics in medicine and biology, 58(7), . https://doi.org/10.1088/0031-9155/58/7/2363

Chicago Style (17th ed.) Citation

Nwankwo, Obioma, Sven Clausen, Frank Schneider, and Frederik Wenz. "A Virtual Source Model of a Kilo-voltage Radiotherapy Device." Physics in Medicine and Biology 58, no. 7 (2013). https://doi.org/10.1088/0031-9155/58/7/2363.

MLA (9th ed.) Citation

Nwankwo, Obioma, et al. "A Virtual Source Model of a Kilo-voltage Radiotherapy Device." Physics in Medicine and Biology, vol. 58, no. 7, 2013, https://doi.org/10.1088/0031-9155/58/7/2363.