Modal Analysis of Replica Boss Hole During the Deburring Process in Aerospace Manufacturing IndustryClaudy Andriani, Wahyu Caesarendra, Tegoeh Tjahjowidodo, Tomi Wijaya and Bobby K PappachanMATEC Web of Conferences, 159 (2018) 02035DOI: https://doi.org/10.1051/matecconf/201815902035