@book{15524,
	author = {Klir, Geoge J},
	title = {Fuzzy sets and fuzzy logic},
	publisher = {PHI Learning},
	year = {2013},
	address = {New Dehli},
	url = {https://libgen.is/book/index.php?md5=1003349E3DB477DCFC2D4E5CE0BC8B8F}
}