Willems, P., & Willems, P. (2015). Cartooning in the age of realism: Léonce Petit's Les bonnes gens de province and Histoires campagnardes. Nineteenth century art worldwide, 14(3), .

Willems, Philippe, und Philippe Willems. "Cartooning in the Age of Realism: Léonce Petit's Les Bonnes Gens De Province and Histoires Campagnardes." Nineteenth Century Art Worldwide 14, no. 3 (2015).

Willems, Philippe, und Philippe Willems. "Cartooning in the Age of Realism: Léonce Petit's Les Bonnes Gens De Province and Histoires Campagnardes." Nineteenth Century Art Worldwide 14.3 (2015).