@article{van_Glabbeek_2004,
    doi = {10.1016/j.jlap.2004.03.007},
    url = {https://doi.org/10.1016%2Fj.jlap.2004.03.007},
    year = {2004},
    month = {jul},
    publisher = {Elsevier {BV}},
    volume = {60-61},
    pages = {229--258},
    author = {R.J van Glabbeek},
    title = {The meaning of negative premises in transition system specifications {II}},
    journal = {The Journal of Logic and Algebraic Programming}
}

@article{van_Glabbeek_2004, doi = {10.1016/j.jlap.2004.03.007}, url = {https://doi.org/10.1016%2Fj.jlap.2004.03.007}, year = {2004}, month = {jul}, publisher = {Elsevier {BV}}, volume = {60-61}, pages = {229--258}, author = {R.J van Glabbeek}, title = {The meaning of negative premises in transition system specifications {II}}, journal = {The Journal of Logic and Algebraic Programming} }