Zano Whitepaper
https://github.com/hyle-team/docs/blob/master/zano/Zano_WP_1.1.pdf
Auditing wallets in CryptoNote:
https://github.com/hyle-team/docs/blob/master/zano/Auditing%20wallets%20in%20CryptoNote.pdf
Lin2-Xor Lemma and Log-size Linkable Ring Signature:
https://eprint.iacr.org/2020/688.pdf
Hidden amounts scheme on the base of a ring signature for independent generators:
https://github.com/hyle-team/docs/blob/master/zano/Hidden%20amounts%20scheme%20v5.pdf
Log-size Linkable Ring Signature and Hidden Amounts integrated listing:
https://github.com/hyle-team/docs/blob/master/zano/Log-size%20Linkable%20Ring%20Signature%20and%20Hid-den%20Amounts%20integrated%20listing%20v0.pdf
Updated about a month ago