"Jet Transport Performance Methods" (JTPM) by the Boeing Company serves as a definitive, high-level reference for commercial aircraft operation, technical performance calculations, and safety regulations. The manual details critical concepts such as assumed temperature takeoff for engine longevity and precise climb gradient limitations. More information is available at Google Books .

Jet Transport Performance Methods - Boeing Company. Commercial Airplane Group - Google Books. Google Books

Jet Transport Performance Methods - Airplanes - Google Books