@article{10_4064_sm223_1_2,
     author = {Gerd Herzog and Peer Christian Kunstmann},
     title = {A local {Landau} type inequality for semigroup orbits},
     journal = {Studia Mathematica},
     pages = {19--26},
     year = {2014},
     volume = {223},
     number = {1},
     doi = {10.4064/sm223-1-2},
     language = {en},
     url = {http://geodesic.mathdoc.fr/articles/10.4064/sm223-1-2/}
}