@article{10_4064_ap94_1_7,
     author = {Adam Bartoszek and Pawe{\l}  Walczak},
     title = {Foliations by surfaces of a peculiar class},
     journal = {Annales Polonici Mathematici},
     pages = {89--95},
     publisher = {mathdoc},
     volume = {94},
     number = {1},
     year = {2008},
     doi = {10.4064/ap94-1-7},
     language = {en},
     url = {http://geodesic.mathdoc.fr/articles/10.4064/ap94-1-7/}
}