@article{MM2_1989__63_3_155378,
     author = {Robert O. Robson},
     title = {Local semianalytic geometry.},
     journal = {Manuscripta mathematica},
     pages = {215--232},
     publisher = {mathdoc},
     volume = {63},
     number = {3},
     year = {1989},
     zbl = {0695.14013},
     url = {http://geodesic.mathdoc.fr/item/MM2_1989__63_3_155378/}
}