SpringerLink (Online service), Fusco, N., & Pratelli, A. (2016). Free Discontinuity Problems. Scuola Normale Superiore : Imprint: Edizioni della Normale.
Παραπομπή σε μορφή Chicago (17η εκδ.)SpringerLink (Online service), Nicola Fusco, και Aldo Pratelli. Free Discontinuity Problems. Pisa: Scuola Normale Superiore : Imprint: Edizioni della Normale, 2016.
Παραπομπή σε μορφή MLA (8th εκδ.)SpringerLink (Online service), et al. Free Discontinuity Problems. Scuola Normale Superiore : Imprint: Edizioni della Normale, 2016.
Πρόσοχή: Οι παραπομπές μπορεί να μην είναι 100% ακριβείς.
