terminology - What do compressor/turbine stages mean, and why we need a different number of stages? - Aviation Stack Exchange
The first two stages of an axial compressor are | Chegg.com
Consider a gas turbine with three stages of compression with intercooling between each stage (each compression stage with an isentropic efficiency of 80%), three stage expansion with reheat (each expa | Study.com
12.4 Multistage Axial Compressors
Centrifugal Air Compressor Controls and Sizing Basics | Compressed Air Best Practices
Axial multi-stage compressor of a gas turbine engine
File:Compressor stage.JPG - Wikimedia Commons
Single Stage vs. Two Stage Air Compressors | Quincy Compressor