Koroma, Sheik G., Animah, Isaac, Shafiee, Mahmood and Tee, Kong-Fah ORCID: 0000-0003-3202-873X (2019) Decommissioning of deep and ultra-deep water oil and gas pipelines: issues and challenges. International Journal of Oil, Gas and Coal Technology, 22 (4). pp. 470-487. ISSN 1753-3309 (Print), 1753-3317 (Online) (doi:https://doi.org/10.1504/IJOGCT.2019.103509)