Naris Graisorn และ Piya Chotickai. (2012) Behavior of Concrete Bridges Strengthened with CFRP. <i>KKU Engineering Journal</i>, <i>39</i>(4), 383-394.Naris Graisorn และ Piya Chotickai. "Behavior of Concrete Bridges Strengthened with CFRP". KKU Engineering Journal 39 (2012):383-394.Naris Graisorn และ Piya Chotickai. Behavior of Concrete Bridges Strengthened with CFRP. Faculty of Engineering, Khon Kaen Univeristy:ม.ป.ท. 2012.