(1997). Editorial. Journal of Water and Wastewater; Ab va Fazilab (in persian), 7(4), 2-3. doi: 10.22093/wwj.1997.173992

. "Editorial", Journal of Water and Wastewater; Ab va Fazilab (in persian), 7, 4, 1997, 2-3. doi: 10.22093/wwj.1997.173992

(1997). 'Editorial', Journal of Water and Wastewater; Ab va Fazilab (in persian), 7(4), pp. 2-3. doi: 10.22093/wwj.1997.173992

, "Editorial," Journal of Water and Wastewater; Ab va Fazilab (in persian), 7 4 (1997): 2-3, doi: 10.22093/wwj.1997.173992

Editorial. Journal of Water and Wastewater; Ab va Fazilab (in persian), 1997; 7(4): 2-3. doi: 10.22093/wwj.1997.173992