@inproceedings { 3665, title = {On generalized continuous and left-continuous t-norms over chains: a survey}, booktitle = {30th Linz Seminar on Fuzzy Set Theory "The legacy of 30 seminars - where do we stand and where do we go?"}, editor = {U. Bodenhofer and B. de Baets and E.P. Klement and S. Saminger-Platz}, year = {2009}, month = {03/02/2009}, pages = {40 - 41}, publisher = {Universitätsdirektion, Johannes Kepler Universität, A-4040 Linz}, organization = {Universitätsdirektion, Johannes Kepler Universität, A-4040 Linz}, address = {Linz, Austria}, author = {Francesc Esteva and Llu\'{\i}s Godo and Carles Noguera} }