Sfook, Asaad Abdullah, and Razzaq Ghazi Neghamish. “Effect Different Extracts of Tribulus Terrestris on Ammonia Volatilization in Loamy Soil”. International Journal of Psychosocial Rehabilitation, vol. 24, no. 6, Aug. 2020, pp. 3206-13, https://doi.org/10.61841/kwfmfg58.