Dear physical scientist. Dear physical scientist. There is more information in this paper http://www.sciencedirect.com/science/article/pii/S2212096313000053 which is free to access. We hope that helps! Reply
Dear physical scientist. There is more information in this paper http://www.sciencedirect.com/science/article/pii/S2212096313000053 which is free to access. We hope that helps!