1. Moore's Clinically Oriented Anatomy;Dalley,2023
2. Atlas of Human Anatomy;Netter,2019
3. Atypical variation within the deep gluteal region: a case report featuring double piriformis, non-forming sciatic nerve, and abnormal course of the gluteal vessels;Coffman-Rea;Translational Research in Anatomy,2024
4. The relation of the sciatic nerve and of its subdivisions to the piriformis muscle;Beaton;Anat. Rec.,1937
5. Sciatic nerve variants and the piriformis muscle: a systematic review and meta-analysis;Poutoglidou;Cureus,2020