Sriyanto, Aris Sardjito and Sri Murtiana 2026. Lost in Rotation: The Erosion of Tacit Engineering Knowledge in Indonesia’s State-Owned Defense Enterprises. ISEJ : Indonesian Science Education Journal. 7, 2 (May 2026), 332-349. DOI:https://doi.org/10.62159/isej.v7i2.2422.