@article{10_4064_sm_115_1_53_71,
     author = {Marco Fuhrman},
     title = {Analyticity of transition semigroups and closability of bilinear forms in {Hilbert} spaces},
     journal = {Studia Mathematica},
     pages = {53--71},
     year = {1995},
     volume = {115},
     number = {1},
     doi = {10.4064/sm-115-1-53-71},
     language = {en},
     url = {http://geodesic.mathdoc.fr/articles/10.4064/sm-115-1-53-71/}
}