Warren P. du Plessis, and Jan P. Jacobs. “Improved Gaussian Process Modelling of On-Axis and Off-Axis Monostatic RCS Magnitude Responses of Shoulder-Launched Missiles”. Applied Computational Electromagnetics Society Journal (ACES), vol. 34, no. 11, Nov. 2019, pp. 1750-6, https://journals.riverpublishers.com/index.php/ACES/article/view/8125.