Feizi, H., P. Moghaddam, N. Shahtahmassebi, and A. Fotovat. “Assessment of Concentrations of Nano and Bulk Iron Oxide Particles on Early Growth of Wheat (Triticum Aestivum L.)”. Annual Research & Review in Biology, Vol. 3, no. 4, July 2013, pp. 752-61, https://journalarrb.com/index.php/ARRB/article/view/24882.