E. Ansari-Piri and  N. Eghbali,  The Stability of Almost n-multiplicative Maps in Fuzzy Normed Spaces.   journal   = {International Journal of Mathematical and Computational Sciences}, [online]. World Academy of Science, Engineering and Technology.
    August 2011, vol. 56(8). 1160 - 1164
    [viewed 20 September 2024]. Available from: https://publications.waset.org/pdf/15237.