@article{GDZPPN00221086X,
title = {On the moduli spaces of Gorenstein curves with symmetric Weierstrass semigroups.},
journal = {Journal f\"ur die reine und angewandte Mathematik},
volume = {435},
year = {1993},
pages = {189-214},
zbl = {0771.14009},
url = {http://dml.mathdoc.fr/item/GDZPPN00221086X}
}
Stöhr, Karl-Otto. On the moduli spaces of Gorenstein curves with symmetric Weierstrass semigroups.. Journal für die reine und angewandte Mathematik, Tome 435 (1993) pp. 189-214. http://gdmltest.u-ga.fr/item/GDZPPN00221086X/