@article{10_4064_am_8_3_243_254,
     author = {Z. Waszczyszyn and M. \.Zyczkowski},
     title = {Wzory aproksymacyjne na pierwiastki rzeczywiste r\'ownania stopnia trzeciego},
     journal = {Applicationes Mathematicae},
     pages = {243--254},
     publisher = {mathdoc},
     volume = {8},
     number = {3},
     year = {1965},
     doi = {10.4064/am-8-3-243-254},
     language = {pl},
     url = {http://geodesic.mathdoc.fr/articles/10.4064/am-8-3-243-254/}
}