@article{IM_1990__101_2_143819,
     author = {Victor A. Abrashkin},
     title = {Ramification in etale cohomologie.},
     journal = {Inventiones mathematicae},
     pages = {631--640},
     publisher = {mathdoc},
     volume = {101},
     number = {2},
     year = {1990},
     zbl = {0761.14006},
     url = {http://geodesic.mathdoc.fr/item/IM_1990__101_2_143819/}
}