Olomolaiye, P. O., Harris, F. C., & Olomolaiye, P. (1993). A theoretical model for determining equipment service life: Quantitative method of determining the likely incidence of breakdowns over a period of usage of a piece of equipment while on the construction site as an AID to estimators, planners and site managers. Building Research and Information, 21(4), 243-245. https://doi.org/10.1080/09613219308727305