Retraction notice to "Effects of nutrient ratios and carbon dioxide bio-sequestration on biomass growth of Chlorella sp. in bubble column photobioreactor" [J. Environ. Manag. 219 (1) August 2018, pages 1-8]
1 Environmental Engineering and Management Research Group & Faculty of Environment and Labor Safety, Ton Duc Thang University, Ho Chi Minh, Viet Nam.
2 Faculty of Environment and Natural Resources, Ho Chi Minh City University of Technology, VNU-HCM, Viet Nam. Electronic address: bxthanh@hcmut.edu.vn.
3 Institute of Research and Development, Duy Tan University, 03 Quang Trung, Da Nang, Viet Nam.
4 Department of Environmental Energy Engineering, Kyonggi University, Suwon-si, Gyeonggi-do, 442-760, Republic of Korea.
5 Faculty of Environment and Natural Resources, Ho Chi Minh City University of Technology, VNU-HCM, Viet Nam.