Amarin Sonsuwan และผู้แต่งคนอื่นๆ. (2026) Soft Power Knowledge Mapping of Nakhon Nayok Province Grounded in the Royal Duties of Her Royal Highness Princess Maha Chakri Sirindhorn: A Documentary Research Approach. <i>Journal of Information Science Research and Practice</i>, <i>44</i>(2), 94–121.Amarin Sonsuwan และผู้แต่งคนอื่นๆ. "Soft Power Knowledge Mapping of Nakhon Nayok Province Grounded in the Royal Duties of Her Royal Highness Princess Maha Chakri Sirindhorn: A Documentary Research Approach". Journal of Information Science Research and Practice 44 (2026):94–121.Amarin Sonsuwan และผู้แต่งคนอื่นๆ. Soft Power Knowledge Mapping of Nakhon Nayok Province Grounded in the Royal Duties of Her Royal Highness Princess Maha Chakri Sirindhorn: A Documentary Research Approach. Department of Information Science Faculty of Humanities and Social Sciences, Khon Kaen University:ม.ป.ท. 2026.