@article{10_4064_ba55_4_4,
     author = {Stanis/law /Lojasiewicz and Mar{\'\i}a-Angeles Zurro},
     title = {Closure {Theorem} for {Partially} {Semialgebraic} {Sets}},
     journal = {Bulletin of the Polish Academy of Sciences. Mathematics},
     pages = {325--331},
     publisher = {mathdoc},
     volume = {55},
     number = {4},
     year = {2007},
     doi = {10.4064/ba55-4-4},
     language = {en},
     url = {http://geodesic.mathdoc.fr/articles/10.4064/ba55-4-4/}
}