@article{MAN_1970__189_162058,
     author = {J. BATT},
     title = {Nonlinear {Compact} {Mappings} and their {Adjoints.}},
     journal = {Mathematische Annalen},
     pages = {5--25},
     publisher = {mathdoc},
     volume = {189},
     year = {1970},
     zbl = {0189.14701},
     url = {http://geodesic.mathdoc.fr/item/MAN_1970__189_162058/}
}