2021 https://journals.sagepub.com/doi/pdf/10.1177/1474885117741748?casa_token=R8exSMrXyA0AAAAA:1xCdlYb7hhHwfQZ2ONazlPlonClA6okboxO7KhBmLbgHsy7OerNeCTD7pfePQqdAFO5JQPZsLuJFdrg Academic paper