©2013 National Research Council of Thailand
Santana Pumpuang. 2003. The study on using biogas from elephant manure as renewable energy in Thailand. Field of Study Renewable Energy, Naresuan University;
Santana Pumpuang. (2003) The study on using biogas from elephant manure as renewable energy in Thailand . Naresuan University/Phitsanulok.
Santana Pumpuang. The study on using biogas from elephant manure as renewable energy in Thailand. . Phitsanulok:Naresuan University, 2003.
Santana Pumpuang. (2003) The study on using biogas from elephant manure as renewable energy in Thailand . Naresuan University/Phitsanulok.