1.   Kim, D., Kwak, J.I., Cui, R., Kim, L., Lee, T.Y., Kim, H., An, Y.-J. A comparative study of ecological risk index for site-specific soil ecological risk assessment. Journal of Korean Society of Environmental Engineers 44(11): 426-435, Nov 2022.

2.   Kwak, J.I., Cui, R., Moon, J., Kim, D., An, Y.-J. A comparative study of ecotoxicity assessment and endpoints for endocrine disrupting chemicals in standard test guidelines. Journal of Korean Society of Environmental Engineers 39(3): 132-139, Mar 2017.

3.  Cui, R., Kwak, J.I., An, Y.-J. Characteristics and toxicity sensitivity of Korean dominant species Daphnia galeata for ecotoxicity testing: Comparative study with Daphnia magna, Journal of Korean Society of Environmental Engineers 38(4): 193-200, Apr 2016.

4.  Chae, Y., Kim, S.W., Kwak, J.I., Yoon, Y., Jeong, S.-W., An, Y.-J. A comparative study of assessment techniques for soil ecosystem health: Focusing on assessment factors of soil health, Journal of Soil and Groundwater Environment, 20(3):15-24, Jun 2015.

5.  Kim, S.W., Kwak, J.I., J.-Yoon, Y., Jeong, S.-W. An, Y.-J. Selection of domestic test species suitable for Korean soil ecological risk assessment, Journal of Korean Society of Environmental Engineers, 36(5): 359-366, May 2014

6.  Kwak, J.I., An, Y.-J. Studies on the derivation basis of surface water quality standards for human health protection and drinking water standards in foreign countries: 1,4-dioxane, formaldehyde, and hexachlorobenzene, Journal of Korean society on water environment 29(6):842-846, Nov 2013

7.  Kwak, J.I., Oh, K., Kweon, S., An, Y.-J. Estimating Freshwater Fish Intake for Human Health Risk Assessment Using Korea National Health and Nutrition Examination Survey, Journal of Korean society on water environment 29(2):165-169, Mar 2013

8.  Kwak, J.I., Yoon, S.-J., Nam, S.-H., An, Y.-J. Proposed water quality monitoring frequency for risk assessment in Korean rivers and streams, Journal of Korean society on water environment 28(3):473-478, May 2012

9.  Nam, S.-H., Kwak, J.I., Yoon, S.-J., Jeong, S.-W., An, Y.-J. Chemical ranking and scoring methodology for the protection of human health and aquatic ecosystem in Korean surfacewater: CRAFT (Chemical RAnking of surFacewater polluTants), Journal of Korean Society on Water Quality, 27(6):804-812. Nov 2011

10. Lee, W.-M., S.-W. Kim, Kwak, J.I., S.-H Nam, Shin, Y.-J., An, Y.-J. Research trends of ecotoxicity of nanoparticles in soil environment. Toxicological Research, 26:253-259, Dec 2010