@article{10_4064_sm_125_1_23_33,
     author = {Yu Tomilov},
     title = {On the spectral bound of the generator of a $C_0$-semigroup},
     journal = {Studia Mathematica},
     pages = {23--33},
     publisher = {mathdoc},
     volume = {125},
     number = {1},
     year = {1997},
     doi = {10.4064/sm-125-1-23-33},
     language = {en},
     url = {http://geodesic.mathdoc.fr/articles/10.4064/sm-125-1-23-33/}
}