Ibem, E. O., Aduwo, E. B., Tunji-Olayeni, P., Ayo-Vaughan, E. A., & Uwakonye, U. O. (2016). Factors influencing e-Procurement adoption in the Nigerian building industry. Construction Economics and Building, 16(4), 54-67. https://doi.org/10.5130/AJCEB.v16i4.4984