Most of my works — approximately 96% — was derived from my personal memory and experiences with Tetris without consulting external sources. An additional 3.75% was informed by using Knewjade’s solution finder. The remaining 0.25% involved referencing the following sources, primarily for verifying technical definitions:

1. Galactoid’s Tetris Guides and Research
   Galactoid. Galactoid’s Tetris Guides and Research. WordPress.
   My personal blog featuring in-depth Tetris analysis, including topics like T-spin mechanics, perfect clears, and theoretical concepts such as Tetris and advanced parity fixing.
   Available at: https://galactoidtetris.wordpress.com/
2. Tetris.wiki
   Tetris.wiki.
   A community-driven encyclopedia dedicated to all aspects of Tetris, covering game mechanics, history, and terminology.
   Available at: https://tetris.wiki/
3. Shiwehi.com
   Shiwehi. Private Puzzle Mansion.
   A Japanese site offering custom web-based puzzles, including Tetris-related games and tools.
   Available at: https://shiwehi.com/
4. FOUR.lol
   FOUR.
   A resource site providing Tetris stacking patterns, perfect clear setups, and rotation system guides.
   Available at: https://four.lol/
5. Hard Drop Wiki
   Hard Drop Tetris Wiki.
   An extensive wiki covering Tetris strategies, terminology, and community contributions.
   Available at: https://harddrop.com/wiki/Tetris_Wiki
6. Knewjade’s Solution Finder
   Knewjade. Solution Finder. GitHub.
   An open-source tool for discovering Tetris perfect clears, combos, and T-spin setups.
   Available at: https://github.com/knewjade/solution-finder
7. Other Korean and Japanese Tetris Resources
   Various authors.
   A collection of Korean and Japanese websites offering insights into Tetris techniques and strategies.
   Specific URLs are not available due to forgotten sources.