@article{MS2_1990__67_2_167137,
     author = {Dieter Landers and Lothar Rogge},
     title = {Pointwise measurability in nonstandard models.},
     journal = {Mathematica Scandinavica},
     pages = {255--258},
     publisher = {mathdoc},
     volume = {67},
     number = {2},
     year = {1990},
     zbl = {0701.28009},
     url = {http://geodesic.mathdoc.fr/item/MS2_1990__67_2_167137/}
}