https://infoscience.epfl.ch/entities/publication/0f24b046-ab27-4092-8829-203ced22aad8
Model and Control of a Flap System Mitigating Wind Impact on Structures
of aflap system
https://ejournals.itda.ac.id/index.php/vortex/article/view/3819/pdf
Structural Design Optimization of Bellcrank 3 in the N219 Aircraft Flap Flight Control System Using...
Structural Design Optimization of Bellcrank 3 in the N219 Aircraft Flap Flight Control System Using the Finite Element Method