@article{CRMATH_2008__346_13-14_749_0,
     author = {Albrecht B\"ottcher and Sergei M. Grudsky and Egor A. Maksimenko},
     title = {The {Szeg\H{o}} and {Avram{\textendash}Parter} theorems for general test functions},
     journal = {Comptes Rendus. Math\'ematique},
     pages = {749--752},
     publisher = {Elsevier},
     volume = {346},
     number = {13-14},
     year = {2008},
     doi = {10.1016/j.crma.2008.06.002},
     language = {en},
}