Ronnapa Photchana. 2002. Behavior of concrete-filled steel tube composite beam. Field of Study Civil Engineering, Kasetsart University;
Ronnapa Photchana. (2002) Behavior of concrete-filled steel tube composite beam . Kasetsart University/Bangkok.
Ronnapa Photchana. Behavior of concrete-filled steel tube composite beam. . Bangkok:Kasetsart University, 2002.
Ronnapa Photchana. (2002) Behavior of concrete-filled steel tube composite beam . Kasetsart University/Bangkok.