1. See further examples
inFedele, V.; Howell, G. H.; Gaudet, P.; Raguin, D. H.; Gobeil, F. Method and apparatus for brewing coffee via universal coffee brewing chart generation. U.S. Patent 8,495,950 B2, July 30, 2013.
2. Melrose, J. R.; Corrochano, B.; Norton, M.; Silanes-Kenny, J.; Fryer, P.; Bakalis, S. Optimising coffee brewing using a multiscale approach. Proceedings of the 24th International Conference on Coffee Science; San José, Costa Rica, Nov 12–16, 2012.