TY - JOUR AU - Teresa Crespo AU - Zbigniew Hajto AU - Rouzbeh Mohseni TI - Real Liouvillian Extensions of Partial Differential Fields JO - Symmetry, integrability and geometry: methods and applications PY - 2021 VL - 17 UR - http://geodesic.mathdoc.fr/item/SIGMA_2021_17_a94/ LA - en ID - SIGMA_2021_17_a94 ER -