# Three-Dimensional Modeling and Structured Vibration Modes of Two-Stage Helical Planetary Gears Used in Cranes

> Research article (Shock and Vibration, 2017) · cited 11× · AI/ML

**Wikidata**: [openalex:W2594546963](https://www.wikidata.org/wiki/openalex:W2594546963)  
**Source**: https://4ort.xyz/entity/three-dimensional-modeling-and-structured-vibration-modes-of-two-stage-helical-planetary-gears-used-in-cranes