conceptual framework environment 2 industry 4.0 2 Afghanistan Ministry of Mines and Petroleum 1 Business strategy 1 CO2 emissions 1 COVID-19 1 Contemporary Issues 1 Cramér–Rao lower bound 1 EEG sensors 1 GWAS 1 HRM practices 1 History of engineering & technology 1 Honduras 1 IIoT 1 IOTA tangle 1 Indonesia 1 Industry 4.0 1 LCA 1 LCOE 1 LPS 1 Law 1 Medicine 1 Mental health services 1 Pakistan 1 Research & information: general 1 SDG 11 1 SDG 9 1 Semantic Web 1 South Korea 1