@article{Hajja:2013,
author
=
"M.Hajja and P.Bullen and J.Matkowski and E.Neuman and S.Simic",
title
=
"Means and their inequalities",
journal
=
"International Journal of Mathematics and Mathematical Sciences",
volume
=
"Vol. 2013",
pages
=
"1",
year
=
"2013",
note
=
"[editorial]",
}