@article{10_4064_fm_128_3_199_215,
     author = {Benjamin Benninghofen and Michael Richter},
     title = {A general theory of superinfinitesimals},
     journal = {Fundamenta Mathematicae},
     pages = {199--215},
     publisher = {mathdoc},
     volume = {128},
     number = {3},
     year = {1987},
     doi = {10.4064/fm-128-3-199-215},
     language = {en},
     url = {http://geodesic.mathdoc.fr/articles/10.4064/fm-128-3-199-215/}
}