https://www.tandfonline.com/doi/pdf/10.1080/00963402.2019.1629574?casa_token=bMAzYjKZRlQAAAAA:sptQevrUOfLk5Oz7xFWPqJ-DxjbCTphBi0WYzZO2QlNi42u02dPFHy_Zvzf3Rir-rUYND5OMuV5JTQ 2019 Technology Low