@misc{indiciaee3bb157f4753,
  title = {Drilling mechanisms using piezoelectric actuators},
  author = {Chang, Zensheu and Bao, Xiaoqi and Lee, Hyeong Jae and Badescu, Mircea and Sherrit, Stewart and Bar‐Cohen, Yoseph},
  year = {2019},
  url = {https://ntrs.nasa.gov/citations/20210009505},
  note = {Source identifier: 20210009505}
}