@misc{indiciaec1cfe795b212, title = {Making the constraints visible: testing the ecological approach to interface design.}, author = {J A Effken and N G Kim and R E Shaw}, year = {1997}, doi = {10.1080/001401397188341}, url = {https://pubmed.ncbi.nlm.nih.gov/8995046/}, note = {Source identifier: 8995046} }