Order selection of processed chicken under production capacity constraints. - Pachara Chatavithee; Kullapapruk Piewthongngam; Supachai Pathumnakul (IEEM, 2011)

Using an artificial neural network and a mathematical model for sugarcane harvesting scheduling. - Surached Thuankaewsing; Supachai Pathumnakul; Kullapapruk Piewthongngam (IEEM, 2011)

Locating Sugar cane Loading Stations under Variations in cane Supply. - Supachai Pathumnakul; Chatklao Sanmuang; Nawapak Eua-anant; Kullapapruk Piewthongngam (Asia Pac. J. Oper. Res., 2012)

Pig procurement plan considering pig growth and size distribution. - S. Khamjan; Kullapapruk Piewthongngam; Supachai Pathumnakul (Comput. Ind. Eng., 2013)

Scheduling a single machine with concurrent jobs for the frozen food industry. - Pachara Chatavithee; Kullapapruk Piewthongngam; Supachai Pathumnakul (Comput. Ind. Eng., 2015)

Harvest scheduling algorithm to equalize supplier benefits: A case study from the Thai sugar cane industry. - Surached Thuankaewsing; S. Khamjan; Kullapapruk Piewthongngam; Supachai Pathumnakul (Comput. Electron. Agric., 2015)

Land consolidation of small-scale farms in preparation for a cane harvester. - Wanita Boonchom; Kullapapruk Piewthongngam; Pattarawit Polpinit; Pachara Chatavithee (Comput. Electron. Agric., 2017)