https://media2.intercer.net/lectiuneazs/2014/ss/trim2//st9/st9_comentariu.mp3 Gabriel Radu; „Comentariu de Alejandro Bullon st 9”; Lectiune AZS (Audio)
https://media2.intercer.net/lectiuneazs/2014/ss/trim2//st10/st10_introducere.mp3 Gabriela Pop & Viorel Dan; „Introducere in st 10”; Lectiune AZS (Audio)