@article{10_14708_cm_v17i2_5776,
     author = {W. M. Bogdanowicz and J. N. Welch},
     title = {Extensions of projective volumes to projective measures},
     journal = {Commentationes Mathematicae},
     pages = { 313--320},
     publisher = {mathdoc},
     volume = {17},
     number = {2},
     year = {1974},
     doi = {10.14708/cm.v17i2.5776},
     language = {pl},
     url = {http://geodesic.mathdoc.fr/articles/10.14708/cm.v17i2.5776/}
}