@article{weko_7578_1, author = "清水, 崇 and 原, 弘 and 竹内, 隆男", title = "超音波照射による原油のロウ化防止に関する研究", journal = "室蘭工業大学研究報告. 理工編", year = "1968", volume = "6", number = "2", pages = "569--574", month = "jul" }