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@article{KJM_2005_27_a8, author = {Sever S. Dragomir}, title = {A survey of recent reverses for the generalised triangle inequality in inner product spaces}, journal = {Kragujevac Journal of Mathematics}, pages = {101 }, publisher = {mathdoc}, volume = {27}, year = {2005}, zbl = {1082.26013}, language = {en}, url = {http://geodesic.mathdoc.fr/item/KJM_2005_27_a8/} }
Sever S. Dragomir. A survey of recent reverses for the generalised triangle inequality in inner product spaces. Kragujevac Journal of Mathematics, Tome 27 (2005), p. 101 . http://geodesic.mathdoc.fr/item/KJM_2005_27_a8/