JUAN PENG, KULDIP KUMAR, MARTIN GROSS, THOMAS KUNETZ, ZHIYOU WEN: 'Removal of total dissolved solids from wastewater using a revolving algal biofilm reactor', WATER ENVIRONMENT RESEARCH, vol. 92, no. 5, 1 May 2020 (2020-05-01), pages 766 - 778, XP055833854, ISSN: 1061-4303, DOI: 10.1002/wer.1273