Title	Analyzing the Performance of the Network Protocols Based on System-Level Modeling
Author	Linbo Fang, Zhangqin Huang, Yibin Hou
Citation	Vol. 6  No. 7  pp. 50-55
Keywords	System-Level Design, Parallel Object-Oriented Specification Language (POOSL), System-Level Modeling, Performance Analysis, Sliding Window Protocol

Title	Refactoring-based Executable UML Transformation for Embedded System Design
Author	Nurul Azma Zakaria, Noriko Matsumoto, Norihiko Yoshida
Citation	Vol. 9  No. 6  pp. 173-181
Keywords	Executable-UML, Stepwise Refinement, System-Level Design, Model Driven Architecture, Refactoring