T. Hongyun, W. A. Kankam, F. . Appiah-Twum, I. G. Akolgo, S. Iqbal, and A. Spio-Kwofie , Trans., “Adoption of open innovation: Evidence from SMEs in the Ghanaian Hospitality Industry”, int.jour.sci.res.mana, vol. 7, no. 07, pp. 1238–1253, Jul. 2019, doi: 10.18535/ijsrm/v7i7.em03.