A. G. Hernández Orea, J. G. Ramírez Rosas, J. C. Pérez García, and D. Barrón Villaverde, “Proposal for the Balanced Scorecard incorporating the perspectives of sustainability and industry 4.0 for SMEs in the boutique hotel sector: Literature review”, CN, no. 88, July 2023, doi: 10.35830/cn.vi88.649.