@incollection{Sadollah18, author = {Ali Sadollah}, title = {Introductory Chapter: Which Membership Function is Appropriate in Fuzzy System?}, booktitle = {Fuzzy Logic Based in Optimization Methods and Control Systems and Its Applications}, publisher = {IntechOpen}, address = {Rijeka}, year = {2018}, editor = {Ali Sadollah}, chapter = {1}, doi = {10.5772/intechopen.79552}, url = {https://doi.org/10.5772/intechopen.79552} }