- https://developer.apple.com/support/downloads/Apple-File-System-Reference.pdf
- https://github.com/ydkhatri/mac_apt/blob/master/extract_apfs_fs.py
- https://github.com/cugu/apfs.ksy/blob/master/apfs.ksy
- https://github.com/ydkhatri/APFS_010
- https://github.com/sgan81/apfs-fuse/blob/master/ApfsDump/Dumper.cpp
- https://github.com/ydkhatri/mac_apt/blob/master/extract_apfs_fs.py
- https://github.com/jivanpal/drat
- https://github.com/libyal/libfsapfs
- https://matt.sh/apfs-object-map-free-recovery
- http://docs.macsysadmin.se/2018/pdf/Day4Session2.pdf
- https://objectivebythesea.com/v1/talks/OBTS_v1_Levin.pdf
- http://newosxbook.com/files/APFS.pdf
- http://docs.macsysadmin.se/2018/video/Day4Session2.mp4
- https://blog.cugu.eu/post/apfs/