Du N L, Ohtsuka S, Hoshina T, Isobe K, and KanedaK. “ULTIMATE BEARING CAPACITY ANALYSIS OF GROUND AGAINST INCLINED LOAD BY TAKING ACCOUNT OF NONLINEAR PROPERTY OF SHEAR STRENGTH”. GEOMATE Journal, vol. 5, no. 10, Dec. 2013, pp. 678-84, https://geomatejournal.com/geomate/article/view/2040.