Expert system through a fuzzy logic approach for the macroscopic visual analysis of corroded metallic ferrous surfaces: Knowledge acquisition process. - Mariana Bárcenas Castañeda; Luis Enrique Calatayud Velázquez; Sandra Silvia Roblero Aguilar; José Solis-Romero; Víctor Augusto Castellanos Escamilla (Expert Syst. Appl., 2023)