Mwangi, A. C., & Mangusho, Y. S. (2017). Influence of Innovation Services on Customer Satisfaction, a Case of Kenya Power and Lighting Company Limited, Elgeyo Marakwet County. American Scientific Research Journal for Engineering, Technology, and Sciences, 37(1), 273-286. https://www.asrjetsjournal.org/American_Scientific_Journal/article/view/3538