The Joint Accelerator Conferences Website (JACoW) is an international collaboration that publishes the proceedings of accelerator conferences held around the world.
Ch. Schmidt et al., “High Level Software Structure for the European XFEL LLRF System”, in Proc. 15th Int. Conf. on Accelerator and Large Experimental Physics Control Systems (ICALEPCS'15), Melbourne, Australia, October 2015, paper WEPGF029, pp. 757-760, ISBN: 978-3-95450-148-9, doi:10.18429/JACoW-ICALEPCS2015-WEPGF029, http://jacow.org/icalepcs2015/papers/wepgf029.pdf, 2015.