TY  - CPAPER
AU  - Guido Alfaro Degan
AU  - Diego Annesi
AU  - Andrea Antonucci
AU  - Gianluca Coltrinari
AU  - Dario Lippiello
AU  - Pietro Nataletti
TI  - HEARING PROTECTION DEVICES WITH ACTIVE ATTENUATION CONTROL FOR QUARRY EMPLOYMENT
T2  - SGEM International Multidisciplinary Scientific GeoConference EXPO Proceedings; 20th International Multidisciplinary Scientific GeoConference Proceedings SGEM 2020, Science and Technologies in Geology, Exploration And Mining
PY  - 2020
SP  - 135
EP  - 144
DO  - 10.5593/sgem2020/1.2/s03.018
PB  - STEF92 Technology
ER  -