Nkongho Ayuketang Arreyndip and  Ebobenow Joseph,  Extreme Temperature Forecast in Mbonge, Cameroon through Return Level Analysis of the Generalized Extreme Value (GEV) Distribution.   journal   = {International Journal of Physical and Mathematical Sciences}, [online]. World Academy of Science, Engineering and Technology.
    September 2015, vol. 102(6). 347 - 352
    [viewed 11 August 2020]. Available from: https://publications.waset.org/pdf/10002493.