1. Atabey, E., 2015. Elementler ve Sağlığa Etkileri. Hacettepe Üniversitesi Mezotelyoma ve Medikal Jeoloji Araştırma ve Uygulama Merkezi Yayınları No: 1. Ankara.
2. Ballabio, C., Panagos, P., Lugato, E., Huang, J.H., Orgiazzi, A., Jones, A., Fernandez-Ugalde, O., Borrelli, P., Montanarella, L., 2018. Copper distribution in European topsoils: An assessment based on LUCAS soil survey. Sci. Total Environ. 636: 282-298.
3. Bayraklı, B., Dengiz, O., 2019. Determination of heavy metal risk and their enrichment factor in intensive cultivated soils of Tokat Province. Eurasian J. Soil Sci. 8 (3) 249–256.
4. Cai, L., Xu, Z., Ren, M., Guo, Q., Hu, X., Hu, G., Wan, H., Peng, P., 2012. Source identification of eight hazardous heavy metals in agricultural soils of Huizhou, Guangdong Province, China. Ecotox. Environ. Safe. 78: 2-8.
5. Chawla, S.L., Roshni, A., Patel, M., Patil, S., Shah, H. P., 2018. Turfgrass: A billion dollar industry. National Conference on Floriculture for Rural and Urban Prosperity in the Scenerio of Climate Change-2018.