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FAIRTILE, Linda Beard. Giacomo Puccini: A Guide to Research. [s.l.]: Psychology Press 404 s. Dostupné online. ISBN978-0-8153-2033-3. (anglicky) Google-Books-ID: dCOgNLHHpmAC.
WILSON, Alexandra. The Puccini Problem: Opera, Nationalism, and Modernity. [s.l.]: Cambridge University Press 211 s. Dostupné online. ISBN978-1-139-46019-4. (anglicky) Google-Books-ID: QqMijUkfsccC.
independent.co.uk
MOURBY, Adrian. Scandalissimo! Puccini's sex life exposed. The Independent [online]. 2011-10-23 [cit. 2021-09-10]. Dostupné online. (anglicky)
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BUDDEN, Julian. The Genesis and Literary Source of Giacomo Puccini's First Opera. Cambridge Opera Journal. 1989, roč. 1, čís. 1, s. 79–85. Dostupné online [cit. 2021-09-10]. ISSN0954-5867.
ATLAS, Allan W. Multivalence, Ambiguity and Non-Ambiguity: Puccini and the Polemicists. Journal of the Royal Musical Association. 1993, roč. 118, čís. 1, s. 73–93. Dostupné online [cit. 2021-09-10]. ISSN0269-0403.
operasa.org
PARAZZOLI, Grace. The Scandals of La Bohème. Opera San Antonio [online]. [cit. 2021-09-10]. Dostupné online. (anglicky)
BUDDEN, Julian. The Genesis and Literary Source of Giacomo Puccini's First Opera. Cambridge Opera Journal. 1989, roč. 1, čís. 1, s. 79–85. Dostupné online [cit. 2021-09-10]. ISSN0954-5867.
ATLAS, Allan W. Multivalence, Ambiguity and Non-Ambiguity: Puccini and the Polemicists. Journal of the Royal Musical Association. 1993, roč. 118, čís. 1, s. 73–93. Dostupné online [cit. 2021-09-10]. ISSN0269-0403.