Panomchai Weerayutasil. 2003. Chromium recovery of tanning wastewater by precipitation with saline groundwater and acidification. Field of Study Environmental Management, Chulalongkorn University;
Panomchai Weerayutasil. (2003) Chromium recovery of tanning wastewater by precipitation with saline groundwater and acidification . Chulalongkorn University/Bangkok.
Panomchai Weerayutasil. Chromium recovery of tanning wastewater by precipitation with saline groundwater and acidification. . Bangkok:Chulalongkorn University, 2003.
Panomchai Weerayutasil. (2003) Chromium recovery of tanning wastewater by precipitation with saline groundwater and acidification . Chulalongkorn University/Bangkok.