Bissen, R. & Chawchai, S. (2019): Preliminary Study on the Microplastic Contamination of Beach Sand from Eastern Thailand. EARTH 2019, October 13-15.
Pumjan, S., Laicharoenchokchai, O., Bissen, R. & Plien, M. (2019): Coal Grades Modeling byGeostatistical Method at Mae Moh Mine, Lampang Province, Thailand. The 13th International Conference on Mining, Materials and Petroleum Engineering (CMMP 2019), June 13-14, 2019, Krabi, Thailand.
Bissen, R., Pumjan, S., Numprasanthai, A. & Chawchai, S. (2017): Green Mining in Thailand: Alternatives to Traditional Methods. MMIJ EARTH Special Session. Shigen Sozai Koenshu, Vol.4, No.2.
Saisinchai, S., Numprasanthai, A., Bissen, R. (2016): Modern silica sand processing plant in Thailand, in 16th International symposium on Environmental Issues and Waste Management (SWEMP2016). Istanbul.
Saisinchai, S., Numprasanthai, A., Bissen, R. (2016): Recovery of Cassiterite from Tailings, Petmongkon Tin Mine, Thailand, in 6th Asian African Mineral Resources Conference. Akita.
Saisinchai, S., Numprasanthai, A., Bissen, R. (2016): A review of construction sand process in Thailand, in Asean++2016 toward Geo-resources Education in Asean Economic Community, Bangkok . p. 446-453.
Win, E.E., Saisinchai, S., Numprasanthai, A., Bissen, R. (2016): A upgrading of low quality silica sand from Thung Tako deposit in Thailand, in Asean++2016 toward Geo-resources Education in Asean Economic Community, Bangkok . p. 474-488.