@article{10_4064_sm170_2_2,
     author = {Sheng Wang Wang and Mei Ying Wang and Yan Shen},
     title = {Perturbation theorems for local integrated semigroups
  and their applications},
     journal = {Studia Mathematica},
     pages = {121--146},
     publisher = {mathdoc},
     volume = {170},
     number = {2},
     year = {2005},
     doi = {10.4064/sm170-2-2},
     language = {en},
     url = {http://geodesic.mathdoc.fr/articles/10.4064/sm170-2-2/}
}