@article {Park:2003:0736-2935:4236, title = "Time-frequency analysis and its application to the loose part monitoring system", journal = "INTER-NOISE and NOISE-CON Congress and Conference Proceedings", parent_itemid = "infobike://ince/incecp", publishercode ="ince", year = "2003", volume = "2003", number = "3", publication date ="2003-08-25T00:00:00", pages = "4236-4241", itemtype = "ARTICLE", issn = "0736-2935", url = "https://ince.publisher.ingentaconnect.com/content/ince/incecp/2003/00002003/00000003/art00077", keyword = "74.5, 75", author = "Park, Jin-Ho", abstract = "", }