@article{MABA_2005_19_3-4_a7,
     author = {Vassil S. Grozdanov and Stanislava S. Stoilova},
     title = {The {Inequality} of {Erdos-Turan-Koksma:} {Walsh} and {Haar} {Functions} {Over} {Finite} {Groups}},
     journal = {Mathematica balkanica},
     pages = {349},
     publisher = {mathdoc},
     volume = {19},
     number = {3-4},
     year = {2005},
     url = {http://geodesic.mathdoc.fr/item/MABA_2005_19_3-4_a7/}
}