TY - JOUR AU - R. Barger AU - John Hall BT - Physical Review Letters DA - Jan-01-1969 DO - 10.1103/PhysRevLett.22.4 PY - 1969 SP - 4 EP - 8 T2 - Physical Review Letters TI - Pressure Shift and Broadening of Methane Line at 3.39 μ Studied by Laser-Saturated Molecular Absorption VL - 22 SN - 0031-9007 ER -