@article{AFM_1997_22_1_a12,
     author = {Visa Latvala},
     title = {Fine topology and {Ap-harmonic} morphisms},
     journal = {Annales Fennici Mathematici},
     pages = {237--244},
     year = {1997},
     volume = {22},
     number = {1},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/AFM_1997_22_1_a12/}
}