TY - JOUR AU - Hao Yang AU - Jeffrey Linsky AU - Kevin France BT - The Astrophysical Journal DA - Aug-03-2012 DO - 10.1088/2041-8205/730/1/L10 PY - 2011 EP - L10 T2 - The Astrophysical Journal TI - HST/COS Spectra of DF Tau and V4046 Sgr: First Detection of Molecular Hydrogen Absorption Against the Lyα Emission Line VL - 730 SN - 2041-8205 ER -