中国科学院数学与系统科学研究院期刊网
AMS
Formal Manifolds: Local Structure of Morphisms, and Formal Submanifolds
Fulin Chen, Binyong Sun, Chuyun Wang
Acta Mathematica Sinica . 2026, (3): 603 -647 .  DOI: 10.1007/s10114-026-5046-4