Baldin, Alice, Paolo Calvini, and Mariagrazia Plossi Zappalà. "A Preliminary Study on Paper Bleaching with Sodium Percarbonate." Restaurator: International Journal for the Preservation of Library and Archival Material 29/2 (2008): 107-124.

Baldin, Alice, Paolo Calvini, and Mariagrazia Plossi Zappalà. "A Preliminary Study on Paper Bleaching with Sodium Percarbonate." Restaurator: International Journal for the Preservation of Library and Archival Material 29/2 (2008): 107-124.