2018 https://journals.sagepub.com/doi/pdf/10.1177/1541344618782441?casa_token=NoGGtichd8EAAAAA:ybRXnd_7PtV8oADv95VbjfZhYMlAFkgmL2cV56YQyA6CX98y1DcXgDabfRImwJAsVcYd9XFRagr0PBI Academic paper