@article{MABA_2002_16_1-4_a5,
     author = {F. Schipp},
     title = {On {Walsh} {Functions} with {Respect} to {Weights}},
     journal = {Mathematica balkanica},
     pages = {95},
     year = {2002},
     volume = {16},
     number = {1-4},
     url = {http://geodesic.mathdoc.fr/item/MABA_2002_16_1-4_a5/}
}