@article{FORUM_1990__2_3_141644,
     author = {Matsuyo Tomisaki},
     title = {Comparison {Theorems} on {Dirichlet} {Norms} and their {Applications.}},
     journal = {Forum mathematicum},
     pages = {277--296},
     publisher = {mathdoc},
     volume = {2},
     number = {3},
     year = {1990},
     zbl = {0698.60064},
     url = {http://geodesic.mathdoc.fr/item/FORUM_1990__2_3_141644/}
}