[1]
Yammen, A.P.D.S., โชติมล ป. and ศรีสิงห์ ไ. 2017. The Development of a Spirometer with Pitot tube sensors. Naresuan University Engineering Journal. 12, 1 (Jul. 2017), 47–54. DOI:https://doi.org/10.14456/nuej.2017.8.