Publications 1992 LABORATORY MEASUREMENT OF THE ROTATIONAL SPECTRUM OF HCCS J. M. Vrtilek, C. A. Gottlieb, E. W. Gottlieb, W. Wang, and P. Thaddeus Astrophysical Journal Letters, 398: L73-L76, 1992 link to paper THE ROTATIONAL SPECTRUM OF THE CARBON CHAIN RADICAL HCCCO A. L. Cooksy, J. K. G. Watson, C. A. Gottlieb, and P. Thaddeus Astrophysical Journal Letters, 386: L27-L30, 1992 link to paper MILLIMETER-WAVE SPECTRA OF THE HCCCO AND DCCCO RADICALS A. L. Cooksy, J. K. G. Watson, C. A. Gottlieb, and P. Thaddeus Journal of Molecular Spectroscopy,153: 610-626, 1992 link to paper