Ren, Xing-Wei; Tang, Yi-Qun; Li, Jun; Yang, Qi - In: Natural Hazards 64 (2012) 1, pp. 441-457
researchers both in the past and at present. In this paper, a non-equal interval non-homogeneous exponential grey model NNGM (1, 1 …) for cumulative plastic deformation has been put forward by improving the traditional grey model GM (1, 1). The proposed …