Fig. 11From: Re-evaluation of the activity of the Thoen Fault in the Lampang Basin, northern Thailand, based on geomorphology and geochronologyMap showing the locations used for calculation of the Smf index near the Sop Prap and Ban Mai areas. Lmf is the length of the mountain front, as measured along the foot of the mountain chain (taking into account its sinuosity), and Ls is the mountain-front length as the crow flies.Back to article page