Nima Mahkam, Musab C. Ugurlu, Sandeep Kumar Kalva, Amirreza Aghakhani, Daniel Razansky, Metin Sitti. "Multiorifice acoustic microrobot for boundary-free multimodal 3D swimming." Proceedings of the National Academy of Sciences, 2025. doi:10.1073/pnas.2417111122