TY - JOUR AU - Kiyonori Gomi TI - Twists on the Torus Equivariant under the $2$-Dimensional Crystallographic Point Groups JO - Symmetry, integrability and geometry: methods and applications PY - 2017 VL - 13 UR - http://geodesic.mathdoc.fr/item/SIGMA_2017_13_a13/ LA - en ID - SIGMA_2017_13_a13 ER -