- [Semantic Scholar: LADR](https://www.semanticscholar.org/paper/Linear-Algebra-Done-Right-Axler/4b0ec2aa3160bd54950336a8d73a9b10d2541db0) - [Semantic Scholar: Sheldon Axler](https://www.semanticscholar.org/author/S.-Axler/3252590) - Videos: https://linear.axler.net/LADRvideos4e.html - https://linear.axler.net/LADRvideos.html - - Text: Linear Algebra Done Right: - [library.oapen.org](https://library.oapen.org/bitstream/handle/20.500.12657/85067/978-3-031-41026-0.pdf;jsessionid=5C14C51F05D138C3E688AE331866E588?sequence=1) - [Sheldon Axler website](https://linear.axler.net/LADR4e.pdf) - Most recent version: March 25, 2024: Link: https://linear.axler.net/LADR4e.pdf - https://linear.axler.net/index.html - https://link.springer.com/content/pdf/10.1007/978-3-031-41026-0.pdf