Media type: E-Article Title: Optimisation of shovel-truck haulage system in an open pit using queuing approach Contributor: Elijah, Kaungu; Joseph, Githiria; Samuel, Mutua; Mauti, Dalmus Published: Springer Science and Business Media LLC, 2021 Published in: Arabian Journal of Geosciences, 14 (2021) 11 Language: English DOI: 10.1007/s12517-021-07365-z ISSN: 1866-7511; 1866-7538 Keywords: General Earth and Planetary Sciences ; General Environmental Science Origination: Footnote: