@article{Maznah_2000 author = {Wan Maznah and Mashhor Mansor and Ho Sinn Chye}, title = {Periphyton biomass related to water pollution in the Pinang River basin, Malaysia}, journal = {International Journal on Algae}, issn = {1521-9429}, year = {2000}, volume = {2}, number = {4}, pages = {57--70} }