@article{10_4064_ap_3_1_29_31,
     author = {W. Mlak},
     title = {Note on the mean value theorem},
     journal = {Annales Polonici Mathematici},
     pages = {29--31},
     publisher = {mathdoc},
     volume = {3},
     number = {1},
     year = {1956},
     doi = {10.4064/ap-3-1-29-31},
     language = {en},
     url = {http://geodesic.mathdoc.fr/articles/10.4064/ap-3-1-29-31/}
}