PARISE M., MARTIMUCCI V., PENTIMONE N. & PEPE P., 2012, New data on a cave along the coast of Polignano a Mare (Apulia) by means of geological, geophysical and speleological researches, Rendiconti online Società Geologica Italiana 21 (2012): 626–628.,
URL: http://www.cnr.it/prodotto/i/192302

Data from https://intranet.cnr.it/people/