1. Sopportabilitá di lenti acriliche in camera anteriore nella afachia o nei vizi di refrazione;Strampelli;Ann. Ottamol. Clin. Oculist. Parma,1954
2. Anterior chamber plastic lenses. Results of and conclusions from five years' experience;Barraquer;Trans. Ophthalmol. Soc. U.K.,1959
3. Intra-ocular Lenses and Implants;Choyce,1964
4. The Intraocular Implant Lens. Developments and Results;Nordlohne,1975
5. The Barraquer experience with intraocular lenses, 20 years later;Drews;Ophthalmology,1982