The Joint Accelerator Conferences Website (JACoW) is an international collaboration that publishes the proceedings of accelerator conferences held around the world.
L.C. Bennett, O.N. Vassiliev, “Examination of Out-of-Field Dose and Penumbral Width of Flattening Filter Free Beams in Medical Linear Accelerators”, in Proc. North American Particle Accelerator Conf. (NAPAC'16), Chicago, IL, USA, Oct. 2016, paper TUPOA54, pp. 396-398, ISBN: 978-3-95450-180-9, https://doi.org/10.18429/JACoW-NAPAC2016-TUPOA54, https://jacow.org/napac2016/papers/tupoa54.pdf, 2017.