Iuliia Zarubiieva and  Joyun Tseng and  Vishwesh Kulkarni,  Computation of Natural Logarithm Using Abstract Chemical Reaction Networks.   journal   = {International Journal of Biotechnology and Bioengineering}, [online]. World Academy of Science, Engineering and Technology.
    January 2019, vol. 145(1). 15 - 19
    [viewed 25 January 2022]. Available from: https://publications.waset.org/pdf/10009947.