@article{BMMS_2011_34_1_a8,
     author = {Yan Hao},
     title = {Zero {Theorems} of {Accretive} {Operators}},
     journal = {Bulletin of the Malaysian Mathematical Society},
     year = {2011},
     volume = {34},
     number = {1},
     url = {http://geodesic.mathdoc.fr/item/BMMS_2011_34_1_a8/}
}