Movahedian,H. (1990). Sludge Filters. Journal of Water and Wastewater; Ab va Fazilab (in persian), 1(2), 8-10. doi: 10.22093/wwj.1990.173275

Movahedian,H. . "Sludge Filters", Journal of Water and Wastewater; Ab va Fazilab (in persian), 1, 2, 1990, 8-10. doi: 10.22093/wwj.1990.173275

Movahedian H. (1990). 'Sludge Filters', Journal of Water and Wastewater; Ab va Fazilab (in persian), 1(2), pp. 8-10. doi: 10.22093/wwj.1990.173275

H. Movahedian, "Sludge Filters," Journal of Water and Wastewater; Ab va Fazilab (in persian), 1 2 (1990): 8-10, doi: 10.22093/wwj.1990.173275

Movahedian H. Sludge Filters. Journal of Water and Wastewater; Ab va Fazilab (in persian), 1990; 1(2): 8-10. doi: 10.22093/wwj.1990.173275