Bashir Owolabi Yusuf, M., A. K. Mydin Meera, G. Mat Ghani, T. A. Abd Manap, and M. Larbani. “Acceptance of Gold As an Alternative Currency: An Empirical Validation of Adoption of Innovation Theory”. Asian Journal of Business and Accounting, vol. 8, no. 2, Dec. 2015, pp. 123-54, https://ajba.um.edu.my/index.php/AJBA/article/view/2716.