Cheney, Liana De Girolami (2010). "Giovanni Segantini's Nirvana Series: Symbols of Luxuria and Vanitas [Ch. 24]". في Neginsky, Rosina (المحرر). Symbolism, Its Origins and Its Consequences. Newcastle upon Tyne: Cambridge Scholars Publishing. ص. 426–454, esp. 438. ISBN:9781443824521. مؤرشف من الأصل في 2022-01-16. اطلع عليه بتاريخ 2016-05-12.
Cheney, Liana De Girolami (2010). "Giovanni Segantini's Nirvana Series: Symbols of Luxuria and Vanitas [Ch. 24]". في Neginsky, Rosina (المحرر). Symbolism, Its Origins and Its Consequences. Newcastle upon Tyne: Cambridge Scholars Publishing. ص. 426–454, esp. 438. ISBN:9781443824521. مؤرشف من الأصل في 2022-01-16. اطلع عليه بتاريخ 2016-05-12.