@misc{Tonolo_Angelo_(1885–1962)_Relazioni_1930, author={Tonolo, Angelo (1885–1962)}, editor={Polskie Towarzystwo Matematyczne}, copyright={Rights Reserved - Restricted Access}, journal={Annales de la Société Polonaise de Mathématique}, journal={Rocznik Polskiego Towarzystwa Matematycznego}, address={Cracov}, howpublished={online}, year={1930}, publisher={[s.n.]}, language={ita}, language={ita}, type={Text}, title={Relazioni geometriche fra due sistemi di normali di una superficie dello spazio hilberiano}, }