Woravit Chansuwan. 2003. Sequential extraction method for the determination of heavy metals in sediment samples from the Kwai Noi river in Amphoe Muang Changwat Kanchanaburi. Field of Study Chemistry, Chiang Mai University;
Woravit Chansuwan. (2003) Sequential extraction method for the determination of heavy metals in sediment samples from the Kwai Noi river in Amphoe Muang Changwat Kanchanaburi . Chiang Mai University/Chiang Mai.
Woravit Chansuwan. Sequential extraction method for the determination of heavy metals in sediment samples from the Kwai Noi river in Amphoe Muang Changwat Kanchanaburi. . Chiang Mai:Chiang Mai University, 2003.
Woravit Chansuwan. (2003) Sequential extraction method for the determination of heavy metals in sediment samples from the Kwai Noi river in Amphoe Muang Changwat Kanchanaburi . Chiang Mai University/Chiang Mai.