%0 Journal Article %A Kenji Iohara %A Fabio Gavarini %T Singular Degenerations of Lie Supergroups of Type $D(2,1;a)$ %J Symmetry, integrability and geometry: methods and applications %D 2018 %V 14 %U http://geodesic.mathdoc.fr/item/SIGMA_2018_14_a136/ %G en %F SIGMA_2018_14_a136