1. Viire et al, “Laser safety analysis of a retinal scanning display system”, Journal of Laser Applications, #9, p.253–260 (1997).
2. American National Standard for Safe Use of Lasers, ANSI z136.1, (1993).
3. G. C. de Wit, “Safety norms for Maxwellian view laser scanning devices based on ANSI standards”, Health Physics, # 71, p. 766–769 (1996).