Yasunori Sakata
- Crack Evaluation In Concrete By Ultrasonic Spectroscopy. Dans: 土木学会論文集 (Doboku Gakkai rombunshū), v. 1990, n. 414 (février 1990). (1990):
- Evaluation Of Internal Defects In Concrete Structures By Ultrasonic Spectroscopy. Dans: 土木学会論文集 (Doboku Gakkai rombunshū), v. 1992, n. 442 (février 1992). (1992):