RADIOFREQUENCY 555,901 Radiofrequency and microwaves ;. - Geneva : World Health Organization, 1981. - 134, [2] s. : il., wykr., err. ; 21 cm. - (Environmental Health Criteria ; 16) U dolu s. tyt. : Published under the joint sponsorship of the United Nations Environment Programme, the World Health Organization and the International Radiation Protection Association. -Bibliogr. s. 106-125 ISBN 92-4-154076-1