ÇAKMAK, M., ÖZER, D., KARATAS, F. and SAYDAM, S. 2022. Effect of Nitrogen Sources on L-Dopa and Dopamine Production Using Citrobacter freundii (NRRL B-2643). European Journal of Applied Sciences. 10, 5 (Oct. 2022), 251–263. DOI:https://doi.org/10.14738/aivp.105.13161.