... Science Users Information > Libraries > telbib information . ... Observing with ESO Telescopes . ... ESO Annual Reports . ... Statistics derived from the ESO Telescope Bibliography include only papers based on data from telescopes and instruments for which observing time was recommended by the ESO OPC (Observing Programmes Committee). telbib is compiled by scanning the major astronomical journals for scientific papers that contain any of the ESO-defined keywords (e.g., telescope and instrument names...