On a functional equation containing four weighted arithmetic means.
Varga, Adrienn
Banach Journal of Mathematical Analysis [electronic only], Tome 2 (2008), p. 21-32 / Harvested from The Electronic Library of Mathematics
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Publié le : 2008-01-01
EUDML-ID : urn:eudml:doc:53736 
@article{05215123,
     title = {On a functional equation containing four weighted arithmetic means.},
     journal = {Banach Journal of Mathematical Analysis [electronic only]},
     volume = {2},
     year = {2008},
     pages = {21-32},
     zbl = {1130.39019},
     language = {en},
     url = {http://dml.mathdoc.fr/item/05215123}
}

Varga, Adrienn. On a functional equation containing four weighted arithmetic means.. Banach Journal of Mathematical Analysis [electronic only], Tome 2 (2008) pp. 21-32. http://gdmltest.u-ga.fr/item/05215123/