A systematic mapping study for graphical user interface testing on mobile apps 
A Sustainable and Flexible Carbon Paper-Based Multifunctional Human–Machine Interface (HMI) Sensor
$1,280.00
A Study on Power System Retrofit for Cessna-172S Aircraft by Using Hydrogen Fuel Cell and Battery Hybrid 
A State-Supervised Model and Novel Anomaly Index for Gas Turbines Blade Fault Detection Under Multi-Operating Conditions 
A switched-capacitor-based multilevel inverter with enhanced voltage boosting and self-balancing capabilities يسبسي
Subtotal: $7,480.00
