An Early Warning Method for Agricultural Products Price Spike Based on Artificial Neural Networks Prediction. - Jesús Silva; Mercedes Gaitán-Angulo; Jenny Romero Borré; Liliana Patricia Lozano Ayarza; Omar Bonerge Pineda Lezama; Zuleima del Carmen Martínez Galán; Jorge Navarro Beltrán (ICCS (2), 2019)