Somporn Wonglak และ Chakkaphan Sutthirat. (2016) Preliminary Study of Metamorphic Rocks from Lan Sang National Park Indication of Ancient Tectonic Events in Western Thailand. <i>Bulletin of Earth Sciences of Thailand (BEST)</i>, <i>8</i>(1), 77-87.Somporn Wonglak และ Chakkaphan Sutthirat. "Preliminary Study of Metamorphic Rocks from Lan Sang National Park Indication of Ancient Tectonic Events in Western Thailand". Bulletin of Earth Sciences of Thailand (BEST) 8 (2016):77-87.Somporn Wonglak และ Chakkaphan Sutthirat. Preliminary Study of Metamorphic Rocks from Lan Sang National Park Indication of Ancient Tectonic Events in Western Thailand. Department of Geology, Chulalongkorn University:ม.ป.ท. 2016.