Haghighi Pak, Zahra, Karimi, Naser, Abbaspour, Hossein. “Effects of Silver Nanoparticle Exposure on Growth, Physiological and biochemical Parameters of Dracocephalum moldavica L..” Iranian Journal of Plant Physiology, vol. 7, no. 4, 2017, pp. 2173-2183. 10.30495/ijpp.2017.537982