APA-čujuhus (7. p.)

Cheng, X., & Fan Zheng,David. (2015). Bonding inspection using ultrasonic methods.

Chicago-čujuhus (17. p.)

Cheng, Xu, juo Fan Zheng,David. Bonding Inspection Using Ultrasonic Methods. 2015.

MLA-čujuhus (9. p.)

Cheng, Xu, juo Fan Zheng,David. Bonding Inspection Using Ultrasonic Methods. 2015.

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