@article{MS2_1992__71_1_167225,
     author = {Mikael Lindstr\"om and R.A. Ryan},
     title = {Applications of {Ultraproducts} to {Infinite} {Dimensional} {Holomorphy.}},
     journal = {Mathematica Scandinavica},
     pages = {229--242},
     publisher = {mathdoc},
     volume = {71},
     number = {1},
     year = {1992},
     zbl = {0845.46022},
     url = {http://geodesic.mathdoc.fr/item/MS2_1992__71_1_167225/}
}