@article{10_4064_cm_64_1_59_64,
     author = {Jan Ratajski},
     title = {On the {Betti} numbers of the real part of a three-dimensional torus embedding},
     journal = {Colloquium Mathematicum},
     pages = {59--64},
     publisher = {mathdoc},
     volume = {64},
     number = {1},
     year = {1993},
     doi = {10.4064/cm-64-1-59-64},
     language = {en},
     url = {http://geodesic.mathdoc.fr/articles/10.4064/cm-64-1-59-64/}
}