AMER SOBHI ABOU-ALKHEIR [MSC.], et al. “AN IN VITRO STUDY ON THE CLEANING ABILITY OF VARIOUS IRRIGATION TECHNIQUES USING DIFFERENT ROTARY NITI SYSTEMS”. International Journal of Pharma and Bio Sciences, vol. 6, no. 3, Sept. 2015, pp. 1166-79, https://ijpbs.net/index.php/journal/article/view/4563.