| 1999 | On measuring -T-conditionality of fuzzy relations (Part II). | Luis Garmendia, Enric Trillas, Adela Salvador |
| 1999 | Cluster validity for FCM clustering algorithm using uniform data. | Sergio Lpez Garca, Luis Magdalena, Juan R. Velasco |
| 1999 | Design of fuzzy adaptive controllers of reduced rule base. | Ramn Ferreiro Garca, Xon C. Pardo Martinez, Jos Vidal Paz |
| 1999 | Rule base reduction on a self-learning fuzzy controller. | Ramn Ferreiro Garca, Xon C. Pardo Martinez, Jos Vidal Paz |
| 1999 | Management of an estate agency allowing fuzzy data and flexible queries. | Jos Galindo, Juan Miguel Medina, Juan C. Cubero, Olga Pons |
| 1999 | Rules evaluation of a knowledge base. | Sebastin Garca Galn, Juan R. Velasco Prez |
| 1999 | Modelo de procesamiento rule-driven para sistemas con T-norma genrica. | Enrique Fras-Martnez, Julio Gutirrez-Ros, Felipe Fernndez-Hernndez |
| 1999 | Smooth associative operations on finite chains. | Jnos C. Fodor |
| 1999 | Linguistic variables determination using fuzzy clustering. | Antonio Flores-Sintas, Jos Manuel Cadenas, Fernando Martin |
| 1999 | Using fuzzy logic to implement adaptability in WAY-Z39.50. | Camino Fernndez, Vicente Matelln, Ignacio Aedo, Paloma Daz |
| 1999 | The optimization of capacity utilization with a fuzzy decision support model. | Rudolf Felix |
| 1999 | On relationships between goals for aggregation in decision making. | Rudolf Felix |
| 1999 | Soft consensus dynamics in group decision making. | Mario Fedrizzi, Michele Fedrizzi, Ricardo A. Marques Pereira |
| 1999 | QBL: towards a logic for left-continuous t-norms. | Francesc Esteva, Llus Godo |
| 1999 | The cardinality of a fuzzy subset as a part of the cardinality of the whole fuzzy set. | Pedro Canet Estelrich, Jaume Casasnovas |
| 1999 | Embedding some families of fuzzy relations in the class of fuzzy consequence operators. | Jorge Elorza, Pedro J. Burillo |
| 1999 | Deformed fuzzy automata for the text error correction problem. | Javier Echanobe, Jos Ramn Garitagoitia, Jos Ramn Gonzlez de Mendvil |
| 1999 | Defuzzification and chaining of rules in hierarchical fuzzy systems. | Antonn Dvork, David Jedelsky |
| 1999 | Unfuzzy: fuzzy logic system analysis, design, simulation and implementation software. | Oscar Germn Duarte, Gustavo Prez |
| 1999 | Algorithms to extend crisp functions and their inverse functions to fuzzy numbers. | Oscar Germn Duarte, Miguel Delgado, Ignacio Requena |
| 1999 | On the stability of T-S fuzzy control for non-linear systems. | Zoe Doulgeri, John B. Theocharis |
| 1999 | Fuzzy reasoning in K-means classification method. | Irene Daz, Manuel Velasco, Jos Manuel Molina |
| 1999 | A survey of methods for evaluating quantified sentences. | Miguel Delgado, Daniel Snchez, Mara Amparo Vila Miranda |
| 1999 | An overview of stability analysis of MIMO fuzzy control systems. | Federico Cuesta, Anbal Ollero, Javier Aracil, Francisco Gordillo |
| 1999 | Influence of fuzzy partition granularity on fuzzy rule-based system behaviour. | Oscar Cordn, Francisco Herrera, Pedro Villar |