@article{CSIS_2017_14_2_a11,
     author = {Dennis Wolters and Christian Gerth and Gregor Engels},
     title = {Visual {Requirements} {Modeling} for {Cross-Device} {Systems}},
     journal = {Computer Science and Information Systems},
     year = {2017},
     volume = {14},
     number = {2},
     url = {http://geodesic.mathdoc.fr/item/CSIS_2017_14_2_a11/}
}