Bergamasco, Adalberto P.; Kirilov, Alexandre; Nunes, Wagner Vieira Leite; Zani, Sérgio Luís On the global solvability for overdetermined systems. (English) Zbl 1275.35004 Trans. Am. Math. Soc. 364, No. 9, 4533-4549 (2012). MSC: 35A01 35N10 58J10 35B10 35F05 PDF BibTeX XML Cite \textit{A. P. Bergamasco} et al., Trans. Am. Math. Soc. 364, No. 9, 4533--4549 (2012; Zbl 1275.35004) Full Text: DOI
Bergamasco, Adalberto P.; Zani, Sérgio Luís Prescribing analytic singularities for solutions of a class of vector fields on the torus. (English) Zbl 1077.35004 Trans. Am. Math. Soc. 357, No. 10, 4159-4174 (2005). Reviewer: Petar Popivanov (Sofia) MSC: 35A20 35H10 PDF BibTeX XML Cite \textit{A. P. Bergamasco} and \textit{S. L. Zani}, Trans. Am. Math. Soc. 357, No. 10, 4159--4174 (2005; Zbl 1077.35004) Full Text: DOI
Bergamasco, Adalberto P. Remarks about global analytic hypoellipticity. (English) Zbl 0932.35046 Trans. Am. Math. Soc. 351, No. 10, 4113-4126 (1999). Reviewer: P.Popivanov (Sofia) MSC: 35H10 PDF BibTeX XML Cite \textit{A. P. Bergamasco}, Trans. Am. Math. Soc. 351, No. 10, 4113--4126 (1999; Zbl 0932.35046) Full Text: DOI
Bergamasco, Adalberto P.; Gerszonowicz, Jorge A.; Petronilho, Gerson On the regularity up to the boundary in the Dirichlet problem for degenerate elliptic equations. (English) Zbl 0681.35021 Trans. Am. Math. Soc. 313, No. 1, 317-329 (1989). Reviewer: M.Langlais MSC: 35D10 35J70 35J25 35S99 PDF BibTeX XML Cite \textit{A. P. Bergamasco} et al., Trans. Am. Math. Soc. 313, No. 1, 317--329 (1989; Zbl 0681.35021) Full Text: DOI