docs: add "See also" section to the readme

README.md

@@ -35,6 +35,12 @@ cargo goggles
 * Make it faster
 * Make it easy to see differences between the contents of the git repository and the registry
 
+## See also
+
+- [Rust: Does the published crate match the upstream source? (2021-10-03)](https://codeandbitters.com/published-crate-analysis/) and corresponding [`crates_io_analyzer`](https://github.com/ericseppanen/crates_io_analyzer) tool.
+- <https://github.com/link2xt/cargo-repack>, an archived Python prototype of a similar tool.
+- [Backdooring Rust crates for fun and profit (2021-11-17)](https://kerkour.com/rust-crate-backdoor) suggests protecting against Git repository and crates.io mismatch by vendoring dependencies and inspecting the diff.
+
 ## License
 
 Licensed under either of