S. S. Ayop
- (2022): A Review of Strength Performance of Empty Fruit Bunch as Replacement Material in Building Structures. Dans: IOP Conference Series: Earth and Environmental Science, v. 1022, n. 1 (1 mai 2022).
- (2020): Effects of Curing Conditions on Properties of Lightweight Concrete Brick Containing Expanded Polystyrene and Palm Oil Fuel Ash. Dans: IOP Conference Series: Materials Science and Engineering, v. 713 (janvier 2020).