SMEs History of engineering & technology 3 Industry 4.0 3 Operator 4.0 2 deep learning 2 digital twin 2 factor analysis 2 path planning 2 sustainability 2 sustainable entrepreneurship 2 2D structural drawing 1 3D Reconstruction 1 3D modeling 1 A-Star Searching 1 ARENA®, time study 1 Augmented Reality 1 BIM 1 BPMN 1 Best-Worst Method 1 Building Information Modeling 1 Building Information Modeling (BIM) 1 COVID-19 1 CSR rating 1 China 1 Coins, banknotes, medals, seals (numismatics) 1 DEA Methodology 1 DfHFinI4.0 1 Douala, Cameroon 1 ESG 1 European syndicated loan market 1