1. On Retention of Eventual Stability of Perturbed Impulsive Differential Systems 2. Growth Rates Analysis of Porites Corals from Nusa Penida, Bali 3. Approximate Solutions of Linearized Delay Differential Equations Arising from a Microbial Fermentation Process Using the Matrix Lambert Function 4. Trees with Certain Locating-chromatic Number 5. Influence of Various Precursor Compositions an…