Rottana Ladachart. 2007. Application of geographic information system to analyses on heavy metal erosional and depositional rate in the middle part of Songkhla lake basin, southern Thailand. Field of Study Environmental Managment, Chulalongkorn University;
Rottana Ladachart. (2007) Application of geographic information system to analyses on heavy metal erosional and depositional rate in the middle part of Songkhla lake basin, southern Thailand . Chulalongkorn University/Bangkok.
Rottana Ladachart. Application of geographic information system to analyses on heavy metal erosional and depositional rate in the middle part of Songkhla lake basin, southern Thailand. . Bangkok:Chulalongkorn University, 2007.
Rottana Ladachart. (2007) Application of geographic information system to analyses on heavy metal erosional and depositional rate in the middle part of Songkhla lake basin, southern Thailand . Chulalongkorn University/Bangkok.