%0 Journal Article %A Ehrig, Michael %A Tubbenhauer, Daniel %A Wilbert, Arik %T Singular TQFTs, Foams and Type D Arc Algebras %J Documenta mathematica %D 2019 %P 1585-1655 %V 24 %I mathdoc %U http://geodesic.mathdoc.fr/item/DOCMA_2019__24__a25/ %G en %F DOCMA_2019__24__a25