El-Saady, K., Sharqawy, S., Temraz, A. (2019). 'Fuzzy quantic nuclei and conuclei with applications to fuzzy semi-quantales and (L, M)-quasi-fuzzy topologies', Journal of the Egyptian Mathematical Society, 27(1), pp. 1-17. doi: https://doi.org/10.1186/s42787-019-0031-z