MANETTI, M. Lie description of higher obstructions to deforming submanifolds. ANNALI SCUOLA NORMALE SUPERIORE - CLASSE DI SCIENZE, [S. l.], v. 6, n. 4, p. 631-659, 2009. DOI: 10.2422/2036-2145.2007.4.06. Disponível em: https://journals.sns.it/index.php/annaliscienze/article/view/138. Acesso em: 20 feb. 2026.