Szabó L. D., Bakos J., Jánossy G., Kubinyi Gy., Nagy N., Némethné H. T. S., Szabó J., Thuróczy Gy. Occupational and environmental NIR protection and biolelectromagnetic studies in Hungary (1980-1995). in "Human Health and Non-ionizing Radiation", Eds: P. Gajsek, D. Miklavcic, SIQ, Ljubljana, pp:54-60, 1996.