@article{10_4064_ap82_2_5,
     author = {Jacek Stasica},
     title = {Smooth points of a semialgebraic set},
     journal = {Annales Polonici Mathematici},
     pages = {149--153},
     publisher = {mathdoc},
     volume = {82},
     number = {2},
     year = {2003},
     doi = {10.4064/ap82-2-5},
     language = {en},
     url = {http://geodesic.mathdoc.fr/articles/10.4064/ap82-2-5/}
}