Vittorio Pica, L’Arte Mondiale alla IV Esposizione di Venezia, Bergamo, 1901, p. 94, illustrated (as Il bacio)
Domenico Tumiati, 'Artisti contemporanei: Gaetano Previati', in Emporium, Bergamo, 1901, vol. XIII, p. 7, no. 73, illustrated (as Il bacio)
Achille Locatelli-Milesi, L’opera di Gaetano Previati, Milan, 1906, pp. 8-9, illustrated (as Giulietta e Romeo)
Achille Locatelli-Milesi, 'Les Tendances nouvelles en Italie: Giovanni Segantini. Gaetano Previati. Leonardo Bistolfi', in Les Tendances Nouvelles, Paris, 1906, pp. 402-403, p. 410, illustrated (as Giulietta e Roméo)
Valentino Rossi-Sacchetti, I Pittori Divisionisti Italiani a Parigi, Paris, 1907, p. 14, cited
Achille Locatelli-Milesi, L’Oeuvre de Gaetano Previati, Paris, 1907, pp. 8-9, illustrated (as Roméo et Juliette)
Guido Marangoni, Il pittore dell’anima e della luce (Gaetano Previati), Milan, 1910, p. 8, 14-16, cited & illustrated (as Bacio)
Vittorio Pica, Gaetano Previati, Bergamo, 1912, pp. 51-52, cited & illustrated (as Il bacio)
Nino Barberini, Gaetano Previati, Rome & Milan, 1919, pl. 10, illustrated (as Il Bacio)
Vincenzo Costantini, Gaetano Previati, Rome, 1931, illustrated (as Bacio)
Archivi del Divisionismo, ed. Offica Edizioni, Rome, 1968, vol. I, p. 249 (cited in a letter by the artist to his brother, dated 9 February 1891); vol. II, p. 47, no. 525, listed, n.p., illustrated
Gaetano Previati, exh., cat., Ferrara, 1969, n.p., (cited in a letter by the artist to his brother, dated 9 February 1891)
M. Rosci, 'Gaetano Previati (1852-1920)' in Mostra del Divisionismo Italiano, exh. cat., Milan, 1970, p. 85, cited
Annie-Paule Quinsac, La Peinture divisionniste Italienne. Origines et premiers développements 1880 – 1895, Paris, 1972, p. 259, cited