@article{Sonnenbichler2014,
    author = {Sonnenbichler, Andreas C.},
    title = {Social Access Control},
    year = {2014},
    journal = {Customer & Service Systems},
    volume = {1},
    number = {1},
    pages = {135-147},
    doi = {10.5445/KSP/1000038784/15}
}