Preparation, Modeling, and Optimization of Mechanical Properties of Epoxy/H I PN/Silica Hybrid Nanocomposite Using Combination of Central Composite Design and Genetic Algorithm. Part 2. Studies on Flexural, Compression, and Impact Strength - Y. Rostamiyan; A. B. Fereidoon; A. Omrani; D. D. Ganji (Strength of Materials, 2013)