When searching for a pressure mechanism:
- https://www.rs-online.com/designspark/prototype-for-advanced-bottle-rocket
- https://www.instructables.com/Water-Rocket-Launch-Abort-Valve/
Water Bottle Rocket Designs:
- https://www.grc.nasa.gov/www/k-12/rocket/rktbot.html
- https://www.npl.co.uk/skills-learning/outreach/water-rockets/wr_booklet_print.pdf
- https://www.tinkercad.com/things/5tSBYukqHUM-prototype-of-water-bottle-rocketnot-to-scale
Nose cone and fin designs:
- https://offwegorocketry.com/userfiles/file/Nose%20Cone%20&%20Fin%20Optimization.pdf
- https://www.lakemills.k12.wi.us/faculty/CPage/Water%20rocket%20resource%205.pdf
- https://www.urbanadvantagenyc.org/projects/the-effect-of-fin-size-the-mass-of-the-nose-cone-the-size-of-the-fins-and-the-shape-of-the-nose-cone-on-the-horizontal-distance-of-a-straw-rocket/