The generalized Heron mean and its dual form.
Zhang, Zhi-hua ; Wu, Yu-dong
Applied Mathematics E-Notes [electronic only], Tome 5 (2005), p. 16-23 / Harvested from The Electronic Library of Mathematics
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Publié le : 2005-01-01
EUDML-ID : urn:eudml:doc:52338 
@article{02157471,
     title = {The generalized Heron mean and its dual form.},
     journal = {Applied Mathematics E-Notes [electronic only]},
     volume = {5},
     year = {2005},
     pages = {16-23},
     zbl = {1087.26021},
     language = {en},
     url = {http://dml.mathdoc.fr/item/02157471}
}

Zhang, Zhi-hua; Wu, Yu-dong. The generalized Heron mean and its dual form.. Applied Mathematics E-Notes [electronic only], Tome 5 (2005) pp. 16-23. http://gdmltest.u-ga.fr/item/02157471/