@article{DBLP:journals/tochi/JacobSMM94,
author = {Robert J. K. Jacob and
Linda E. Sibert and
Daniel C. McFarlane and
M. Preston Mullen Jr.},
title = {Integrality and Separability of Input Devices},
journal = {ACM Trans. Comput.-Hum. Interact.},
volume = {1},
number = {1},
year = {1994},
pages = {3-26},
ee = {http://doi.acm.org/10.1145/174630.174631},
bibsource = {DBLP, http://dblp.uni-trier.de}
}