Ortiz-Rey, N., González-Cancelas, N., Molina Serrano, B., Soler-Flores, F. and Camarero-Orive, A. 2021. Use of the Blue Ocean Strategy to obtain ports 4.0. Ingeniería y Competitividad. 23, 1 (Jan. 2021), e9466. DOI:https://doi.org/10.25100/iyc.v23i1.9466.