List of Articles KPI Open Access Article Abstract Page Full-Text 1 - Experimental Study and Modeling of Friction Stir Welding Process of Aluminum 1100 Alloys, using Artificial Neural Network with Taguchi Method V. Zakeri Mehrabad Ali Doniavi A. Gholipoor Open Access Article Abstract Page Full-Text 2 - Influence of front row burden on fragmentation, Muckpile shape, Excavator cycle time, and back break in surface Limestone Mines Bhanwar Choudhary Rajesh Arora Open Access Article Abstract Page Full-Text 3 - Evaluating the Performance of the Sales Force on KPI with the Data Envelopment Analysis (DEA) Esmaeel Malekakhlagh Arman Poureisa Sayyed Ali Nabizadeh Open Access Article Abstract Page Full-Text 4 - Understand the digital marketing environment with KPIs and web analytics in the healthcare environment. Neda Kavosi