@article{10_4064_am30_1_5,
     author = {Andrzej M{\l}odak},
     title = {Three additive solutions of
  cooperative games with a priori unions},
     journal = {Applicationes Mathematicae},
     pages = {69--87},
     publisher = {mathdoc},
     volume = {30},
     number = {1},
     year = {2003},
     doi = {10.4064/am30-1-5},
     language = {en},
     url = {http://geodesic.mathdoc.fr/articles/10.4064/am30-1-5/}
}