vela.astro.ulg.ac.be
Site hosted by the Université de Liège; features a bibliography, a list of lensing candidates, and descriptions of didactical experiments (involving glass lenses) useful for a better understanding of the phenomenon.
Site hosted by the Université de Liège; features a bibliography, a list of lensing candidates, and descriptions of didactical experiments (involving glass lenses) useful for a better understanding of the phenomenon.