%0 Journal Article %A Kutzko, P. %A Pantoja, J. %T The restriction to $\mathrm {SL}_2$ of a supercuspidal representation of $\mathrm {GL}_ 2$ %J Compositio Mathematica %D 1991 %P 139-155 %V 79 %N 2 %I Kluwer Academic Publishers %U http://archive.numdam.org/item/CM_1991__79_2_139_0/ %G en %F CM_1991__79_2_139_0