KAÇAL, E., and F. KOYUNCU. “Thinning Efficiency of Ammonium Thiosulfate and Hydrogen Cyanamid on ‘Golden Reinders’ Apple”. International Journal of Agricultural and Natural Sciences, vol. 1, no. 2, Aug. 2019, pp. 150-3, https://ijans.org/index.php/ijans/article/view/437.