# Robust Control Design of Under-Actuated Nonlinear Systems: Quadcopter Unmanned Aerial Vehicles with Integral Backstepping Integral Terminal Fractional-Order Sliding Mode

> Research article (Fractal and Fractional, 2024) · cited 14× · AI/ML

**Wikidata**: [openalex:W4400642298](https://www.wikidata.org/wiki/openalex:W4400642298)  
**Source**: https://4ort.xyz/entity/robust-control-design-of-under-actuated-nonlinear-systems-quadcopter-unmanned-aerial-vehicles-with-integral-backstepping