TY - JOUR AU - Belov, S AU - Tretyakov, M C2 - Astrophysical Journal DA - 1992-01-01 LA - en M1 - 393 PB - Astrophysical Journal PY - 1992 TI - Improved Laboratory Rest Frequency Measurements and Pressure Shift and Broadening Parameters for the J=2←1 and J=3←2 Rotational Transitions of CO ER -