Title	Issues in Software Cost Estimation
Author	Abedallah Zaid, Mohd Hasan Selamat, Abdual Azim Abd Ghani, Rodziah Atan, Tieng Wei Koh
Citation	Vol. 8  No. 11  pp. 350-356
Keywords	software cost estimation, software cost estimation techniques, software cost estimation issues, software cost estimation challenges

Title	Visualization of a Hierarchical Aggregation in the IPTV Network Environment
Author	Patrik Moravek, Mojmir Jelinek, Dan Komosny, Milan Simek
Citation	Vol. 8  No. 11  pp. 343-349
Keywords	Multicast, Feedback, Hierarchical Tree, IPTV, TTP, Signalization Protocol

Title	Simulation Modeling of Information Flow in a 3-stage efficient Supply Chain Network
Author	K.N. Subramanya, S.C. Sharma
Citation	Vol. 8  No. 11  pp. 335-342
Keywords	Simulation Modeling, Chain Network

Title	Optimal Resource Allocation in Next Generation Network Services using Engineering Optimization with Linear Constraint Particle Swarm
Author	Hassan Yeganeh. Maryam Shakiba, Mehdi Samie
Citation	Vol. 8  No. 11  pp. 328-334
Keywords	Nonlinear resource allocation problem, Adaptive resource bounds, particle swarm optimization, mathematical programming