Citation: Lh. Vassie et al., LASER SAFETY - THE USERS PROBLEMS AND REQUIREMENTS FOR THE SOLUTIONS, Optics and lasers in engineering, 20(1), 1994, pp. 53-63
Citation: Lh. Vassie et al., LASERS AND LASER APPLICATIONS IN THE 1990S - A SURVEY OF LASER SAFETYSCHEMES, Optics and lasers in engineering, 18(5), 1993, pp. 339-347