September 2021 (Volume 27, Number 3)

The Ripple Effect in a Supply Chain: A Sudden Demand Increase and with a Sinusoidal Component
– Kannan Nilakantan
 
Reducing Response Time of Ambulance Service by Utilizing the Knowledge of Service Location of Ambulance Drivers using Self-Organizing Map
– R. K. Jha, Manojit Chattopadhyay, Yuvraj Gajpal
 
Inventory Model for COVID-19 Medicine under Carbon Emissions Sensitive Demand
– Nita H. Shah, Ekta Patel, Kavita Rabari
 
Employees Performance Evaluation in Defense Ministry of the Republic of Indonesia based on Multicriteria Decision Making (MCDM) and System Dynamic (SD)
– A. P. Sumarno, Margono Setiawan, Siti Aisjah, Sunaryo
 
The Impact of Knowledge Management Practice on Lean Six Sigma Implementation: The Moderating Role of Human Capital in Health Service Organisations
– Sahoum Aljazzazen, Roland Schmuck
Determinants of Patient Satisfaction with Hospital Service Quality in the Context of Iranian Health Care Market
– Rassoul Noorossana, Adel Talaei Delshad, Mohamad R. Nayebpour