Bibliographies
289 168 Helminger, Paul, Robert L. Cook and Frank C. De Lucia (1971). "Microwave Spectrum and Centrifugal Distortion Effects of HDS." J. Mol. Spectrosc. 40: 125-136.
291 170 De Lucia, Frank C. , Robert L. Cook, Paul Helminger and Walter Gordy (1971). "Millimeter and Submillimeter Wave Rotational Spectrum and Centrifugal Distortion Effects of HDO." J. Chem. Phys. 55: 5334-5339.
294 172 Cook, Robert L., Frank C. De Lucia and Paul Helminger (1972). "Millimeter and Submillimeter Wave Rotational Spectrum and Centrifugal Distortion Effects of D2S." J. Mol. Spectrosc. 41: 123-136.
295 173 De Lucia, Frank C. , Paul Helminger, Robert L. Cook and Walter Gordy (1972). "Submillimeter Microwave Spectrum of H216O." Phys. Rev. A5 5: 487-490.
299 177 Helminger, Paul, Robert L. Cook and Frank C. De Lucia (1972). "Microwave Spectrum and Centrifugal Distortion Effects of H2S." J. Chem. Phys. 56: 4581-4584.