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Life cycle assessment and eco-efficiency Indicator for ulos weaving using loom machine in Toba Samosir Regency of North Sumatra

Yuli Yanthi Siagian, Rizal Sinaga, Christoper Sinaga and Yosef Manik

E3S Web Conf., 74 (2018) 05002

Published online: 12 December 2018

DOI: 10.1051/e3sconf/20187405002

Yuli Yanthi Siagian

Rizal Sinaga

Christoper Sinaga

Yosef Manik

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