@article{IM_1973__22_142246,
     author = {Wilfried Schmid},
     title = {Variation of {Hodge} {Structure:} {The} {Singularities} of the {Period} {Mapping.}},
     journal = {Inventiones mathematicae},
     pages = {211},
     publisher = {mathdoc},
     volume = {22},
     year = {1973},
     zbl = {0278.14003},
     language = {un},
     url = {https://geodesic-test.mathdoc.fr/item/IM_1973__22_142246/}
}