@article{IM2_2002_66_4_a0,
     author = {E. I. Berezhnoi and A. V. Novikov},
     title = {The halo problem in the theory of differentiation of integrals},
     journal = {Izvestiya. Mathematics },
     pages = {659--681},
     publisher = {mathdoc},
     volume = {66},
     number = {4},
     year = {2002},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/IM2_2002_66_4_a0/}
}