@article{10_4064_cm_64_2_265_274,
     author = {Xiang Wu and Song Zhou},
     title = {A counterexample in comonotone approximation in $L^p$ space},
     journal = {Colloquium Mathematicum},
     pages = {265--274},
     publisher = {mathdoc},
     volume = {64},
     number = {2},
     year = {1993},
     doi = {10.4064/cm-64-2-265-274},
     language = {en},
     url = {http://geodesic.mathdoc.fr/articles/10.4064/cm-64-2-265-274/}
}