$$\sigma _2$$ σ 2 -Diffeomorphisms between 4-dimensional annuli
Crossref DOI link: https://doi.org/10.1007/s00526-016-0990-y
Published Online: 2016-05-10
Published Print: 2016-06
Update policy: https://doi.org/10.1007/springer_crossmark_policy
Chen, Li
Wang, Guofang
Text and Data Mining valid from 2016-05-10
