Miaomiao Chen, Likun Wang, Junliang Hou, Shushen Yang, Xin Zheng, Liang Chen, XiaofangLi 2018, 'Mycoextraction: Rapid Cadmium Removal by Macrofungi-Based Technology from AlkalineSoil', Mineralshttps://www.mdpi.com/2075-163X/8/12/589. Retrieved from DOAJ CC BY 4.0 (https://creativecommons.org/licenses/by-sa/4.0/legalcode)

Rawlings Douglas E 2005, 'Characteristics and adaptability of iron- and sulfur-oxidizing microorganisms usedfor the recovery of metals from minerals and their concentrates', Microbial Cell Factorieshttp://www.microbialcellfactories.com/content/4/1/13. Retrieved from DOAJ CC BY 4.0 (https://creativecommons.org/licenses/by-sa/4.0/legalcode)

Gloria Paz Levicán, Alonso eFerrer, Javier eRivera, Claudia eZapata, Javiera eNorambuena,Alvaro eSandoval, Renato eChávez, Omar eOrellana 2016, 'Cobalamin Protection against Oxidative Stress in the Acidophilic Iron-oxidizing BacteriumLeptospirillum group II CF-1', Frontiers in Microbiologyhttp://journal.frontiersin.org/Journal/10.3389/fmicb.2016.00748/full. Retrieved from DOAJ CC BY 4.0 (https://creativecommons.org/licenses/by-sa/4.0/legalcode)

Kevin B. Reed, Hal S. Alper 2018, 'Expanding beyond canonical metabolism: Interfacing alternative elements, syntheticbiology, and metabolic engineering', Synthetic and Systems Biotechnologyhttp://www.sciencedirect.com/science/article/pii/S2405805X17300832. Retrieved from DOAJ CC BY 4.0 (https://creativecommons.org/licenses/by-sa/4.0/legalcode)

D. Barrie Johnson 2018, 'The Evolution, Current Status, and Future Prospects of Using Biotechnologies in theMineral Extraction and Metal Recovery Sectors', Mineralshttp://www.mdpi.com/2075-163X/8/8/343. Retrieved from DOAJ CC BY 4.0 (https://creativecommons.org/licenses/by-sa/4.0/legalcode)