Institution: | Instituto di Radioastronomia, CNR, Via Gobetti 101, 40129 Bologna, Italy;Osservatorio Astronomico di Cagliari, Loc. Poggio dei Pini, Strada 54, 09012 Capoterra (CA), Italy;IRAM, 300 Rue de la Piscine, F-38406 St Martin d'Hères, France;Submillimeter Array, Harvard-Smithsonian Center for Astrophysics, PO Box 824, Hilo, HI 96721, USA;Radioastronomisches Institut der Universität Bonn, Auf dem Hügel 71, D-53121 Bonn, Germany;Department of Physics and Astronomy, University of Sheffield, Hounsfield Road, Sheffield S3 7RH;Jodrell Bank Observatory, University of Manchester, Macclesfield, Cheshire SK11 9DL |