Prapai Sridama, Kanakorn Sawancharoen, Piyanan Issaravit, Theerapat Junsorn. (2020). Developing Decision Support System for Customer Demand Forecasting and Inventory Management of Perishable Goods. International Conference RITT2020, 17-18 July 2020, Rama Gardens Hotel, Bangkok, Thailand, p 7- 1.

Prapai Sridama, Piyanan Issaravit, Kanakorn Sawancharoen, Theerapat Junsorn. (2020). The Development of Information System for Multiple-choice Item Analysis and the Development of Test Bank. International Conference RITT2020, 17-18 July 2020 ,Rama Gardens Hotel, Bangkok, Thailand, p 25-28.

Prapai Sridama, Theerapat Junsorn, Kanakorn Sawancharoen, Piyanan Issaravit. (2020). Developing and Information System for Deciding the Route to Transport Goods between Bangkok and Mukdahan Province in Thailand. International Conference RITT2020, 17-18 July 2020, Rama Gardens Hotel, Bangkok, Thailand, p 29-33.