@article{10_4064_fm_52_1_59_68,
     author = {K. Garg},
     title = {On level sets of a continuous nowhere monotone function},
     journal = {Fundamenta Mathematicae},
     pages = {59--68},
     publisher = {mathdoc},
     volume = {52},
     number = {1},
     year = {1963},
     doi = {10.4064/fm-52-1-59-68},
     language = {en},
     url = {http://geodesic.mathdoc.fr/articles/10.4064/fm-52-1-59-68/}
}