TY - JOUR AU - Morancey, Morgan TI - Approximate controllability for a 2D Grushin equation with potential having an internal singularity JO - Annales de l'Institut Fourier PY - 2015 SP - 1525 EP - 1556 VL - 65 IS - 4 PB - Association des Annales de l’institut Fourier UR - http://www.numdam.org/articles/10.5802/aif.2966/ DO - 10.5802/aif.2966 LA - en ID - AIF_2015__65_4_1525_0 ER -