Pranomkorn Ampornphan และ Sutep Tongngam. (2020) Ontology-based knowledge discovery and exploring technology influencers from patent data. National Institute of Development Administration:ม.ป.ท.Pranomkorn Ampornphan และ Sutep Tongngam. 2020. Ontology-based knowledge discovery and exploring technology influencers from patent data. ม.ป.ท.:National Institute of Development Administration;Pranomkorn Ampornphan และ Sutep Tongngam. Ontology-based knowledge discovery and exploring technology influencers from patent data. ม.ป.ท.:National Institute of Development Administration, 2020. Print.