Example diameter of planetary gear train - YouTube
Graphical method for the analysis of planetary gear trains - ScienceDirect
Epicyclic gearing - Wikipedia
DESIGN OF TWO STAGE PLANETARY GEAR TRAIN FOR HIGH REDUCTION RATIO | Semantic Scholar
Contact Ratio of Gears, Tooth Modifications, and the Relationship Among The Gears In A Planetary Gear System - SDPSI
Derivation of Willis equation (fundamental equation of planetary gears) - tec-science
mechanical engineering - Calculating the output torque of a two-input epicyclic gear system - Engineering Stack Exchange
simple planetary gear set how to work and calculate - Mechanicaleng blog
Gear Systems | KHK Gear Manufacturer
Applied Sciences | Free Full-Text | The Effects of the Planet–Gear Manufacturing Eccentric Errors on the Dynamic Properties for Herringbone Planetary Gears
Willis equation for planetary gears - tec-science
Planetary Gearset Ratios - Compass Automatic Gear
Analysis of epicyclic gear train: Tabular Method - YouTube