1. Hwang SK. Collapse type and evolution of the Guamsan caldera, southeastern Cheongsong, Korea. Journal of the Geological Society of Korea. 2002;38:199-216
2. Hwang SK. Magmatic evolution of volcanic rocks related with the Guamsan caldera, southeastern Korea. Journal of the Geological Society of Korea. 2002b;38:293-310
3. Lee SM, Kim SW, Jin MS. Cretaceous to tertiary volcanic activities and tectonic significance of South Korea. Journal of the Geological Society of Korea. 1987;23:338-359
4. Hwang SK, Kim SW. Petrology of cretaceous volcanic rocks in the Milyang-Yangsan area: Petrotectonic setting. Journal of the Geological Society of Korea. 1994;30:229-241
5. Chough SK, Kwon S-T, Ree J-H, Choi DK. Tectonic and sedimentary evolution of the Korean peninsula: A review and new view. Earth-Science Reviews. 2000;52:175-235