1. 1. Duruibe J, Ogwuegbu M, Egwurugwu J (2007) Heavy metal pollution and human biotoxic effects. International Journal of Physical Sciences 2: 112-118. Link: https://bit.ly/306ORCW
2. 2. Iwona M, Agnieszka W, Mai VC, Rucińska-Sobkowiak R, Jeandet P (2018) The Role of Heavy Metals in Plant Response to Biotic Stress. Molecules 23: 1-30. Link: http://bit.ly/3r7hhZq
3. 3. Monisha J, Tenzin T, Naresh A, Blessy B, Beeregowda KN (2014) Toxicity, mechanism and health effects of some heavy metals. Interdiscip Toxicol 7: 60-72. Link: http://bit.ly/3bNJwGa
4. 4. Paul B, Clement G, Anita K, Sutton DJ (2012) Heavy Metals Toxicity and the Environment. Exp Suppl 101: 133-164. Link: http://bit.ly/3qa7v7D
5. 5. Peñas J, Garcia G , Manteca J (2009) The role of secondary minerals in the control of erosion processes under a Mediterranean mining landcape. TOPIC 2: Soil Erosion and Desertification 371-374. Link: http://bit.ly/3uO4BsD