Kiptoo , Koech Amos, Koech Amos Kiptoo, Dr. Eng. Osano Simpson Nyambane, and Prof. Siphila Wanjiku Mumenya. “ Effects Of Incorporating Shredded Waste Plastic Bottles (PET) As an Additive in A Bituminous Mixture ”. African Journal of Education,Science and Technology (AJEST) 7, no. 4 (May 18, 2024): Pg 231–250. Accessed May 15, 2026. https://ajest.org/index.php/ajest/article/view/428.