@article{oai:repository.dl.itc.u-tokyo.ac.jp:00021885, author = {橘, 秀樹 and 山口, 道征 and 石井, 聖光}, issue = {4}, journal = {生産研究}, month = {Apr}, note = {application/pdf}, pages = {160--163}, title = {研究速報 : 不連続音響反射板(浮雲)の反射特性}, volume = {23}, year = {1971} }