@article{MM2_1990__68_2_155533,
     author = {Bernd Herzog},
     title = {Lech-Hironaka {Inequalities} for {Flat} couples of local rings.},
     journal = {Manuscripta mathematica},
     pages = {351--372},
     publisher = {mathdoc},
     volume = {68},
     number = {2},
     year = {1990},
     zbl = {0709.13008},
     url = {http://geodesic.mathdoc.fr/item/MM2_1990__68_2_155533/}
}