@article{10_4064_sm_137_1_81_91,
     author = {Marek Kosiek and  },
     title = {Wold-type extension for {N-tuples} of commuting contractions},
     journal = {Studia Mathematica},
     pages = {81--91},
     year = {1999},
     volume = {137},
     number = {1},
     doi = {10.4064/sm-137-1-81-91},
     language = {en},
     url = {http://geodesic.mathdoc.fr/articles/10.4064/sm-137-1-81-91/}
}