Electric Method of Measuring Height of Rebound in Rebound Hardness Test
反発かたさ試験におけるはね上がりの電気的測定

Kozo IIZUKA
1962 Journal of The Society of Instrument and Control Engineers  
doi:10.11499/sicejl1962.1.190 fatcat:fbx7nnmq7ngm5i2emcoeiixroy