1. Songsasen, A. and Rerkpalin W., Spectrophotometric studies on the formation of complex between copper (II) and 2-(2’-thiazolylazo)-p-cresol, Proceeding of the 39th National Conference, Kasetsart University, 2001.
( PDF  )

2. Songsasen, A. and Siripaisarnpipat, S., Glass Furnace, Proceeding of the 36th National Conference, Kasetsart University, 1998.

3. Songsasen, A. and Srinithiwat, P., Spectrophotometric Determination of Osmium(III) with 2-(2-Thiazolylazo)-5-Amino Anisole, Proceeding of the 31st National Conference, Kasetsart University, 1993. pp. 148-155.

4. Songsasen, A. and Rungrojwittayakul, S., Spectrophotometric studies of Effect of pH and Buffer Systems for the Complex Formation of Cobalt(II) and 2-(2’-thiazolylazo)-p-cresol, Proceeding of the 40th National Conference, Kasetsart University, 2002. 147-153. ( PDF  )

5. Songsasen, A. and Rungrojwittayakul, S., Adsorption and Desorption of Cobalt(II) by 2-(2’-thiazolylazo)-p-cresol Chelating Resin, Proceeding of the 41st National Conference, Kasetsart University, 2003. 210-215.
( PDF  )

6. Rerkpalin, W. and Songsasen, A., Separation of Copper(II) from waste water by 2-(2’- thiazolylazo)-p-cresol Resin, Abstract of the International Conference & Exhibition on Pure and Applied Chemistry 2002, May 29-31, 2002, Bangkok, Thailand, page 85. ( PDF  )

7. Poowanathai, N. and Songsasen, A., Synthesis of 4-(2’-Benzothiazolylazo)-3,5-Dimethyipyrazole, a Reagent for Spectrophotometric determination of silver(I), Abstract of the International Conference & Exhibition on Pure and Applied Chemistry 2002, May 29-31, 2002, Bangkok, Thailand, page 99. ( PDF  )

8. Homchan, U., Songsasen, A. and Bangkedphol, S., Seasonal Variation in the Physical, chemical and Biological Properties of Sea Water and the Accumulation of Polycyclic Aromatic Hydrocarbons and Metals in the Sediments of the Laem Chabung Port Construction project, Abstract of the International Conference & Exhibition on Pure and Applied Chemistry 2002, May 29-31, 2002, Bangkok, Thailand, page 96. ( PDF  )

9. Bangkedphol, S., Gaines, A., Homchan, U., Jiwapornkupt, P., Keenan, H., Lauhachinda, N., and Songsasen, A., Polynuclear Aromatic Hydrocarbon (PAHs) in the Thai/Laos Mekong River, 2000-2003, Abstract of the 2nd Asian Pacific International Conference on Pollutants Analysis and Control, December 1-3, 2003, Ho Chi Minh City, Vietnam, page 82. ( PDF  )

10. Keenan, H.E., McGilligan, J.F., Songsasen, A., and Bangkedphol, S., Environmental Modeling of  PAHS in the Mekong River, Abstract of the 2nd Asian International Conference on Ecotoxicology and Environmental Safety, September 26-29, 2004, Songkla, Thailand, page 38. ( PDF  )