TY - JOUR AU - Kawahara, Atsuo AU - Nagamatsu, Masayasu TI - Measurement of the Static Hardness of Wood : A Trial Product of the Digital Hardness Tester T2 - Research bulletin of health and living sciences, Naruto University of Education SN - 13434403 PY - 1991 DA - 1991/00/00 VL - 6 SP - 81-87 UR - http://ci.nii.ac.jp/naid/110000509834/en/ ER -