Industry 4.0 in small and medium enterprises: a state-of-the-art science mapping review. - Md Faizal Ahmad; Muhammad Ashraf Fauzi; Mohamad Reeduan Mustapha; Puteri Fadzline Muhamad Tamyez; Amirul Syafiq Sadun; Idris Gautama So; Anderes Gui (Ind. Robot, 2025)