@article{Garrell_ijss2017,
author  = {A. Garrell and M. Villamizar and F. Moreno-Noguer and A. Sanfeliu},
title   = {Teaching Robot's Proactive Behavior Using Human Assistance},
journal = {International Journal of Social Robotics (IJSS)},
volume  = {2},
number  = {9},
pages   = {231—249},
issn    = {1875-4791}
doi     = {https://doi.org/10.1007/s12369-016-0389-0},
year    = {2017},
month   = {April}
}