• Electromagnetic fields in contemporary office workplacesKoppel, Tarmo; Tasa, T.; Tint, PiiaAgronomy research2013 / p. 421-434 : ill https://www.cabidigitallibrary.org/doi/pdf/10.5555/20133221144 https://www.scopus.com/sourceid/21100201050 https://www.scopus.com/record/display.uri?eid=2-s2.0-84879051956&origin=resultslist&sort=plf-f&src=s&sot=b&sdt=cl&cluster=scoprefnameauid%2C%22Koppel%2C+T.%2356515028000%22%2Ct&s=SRCTITLE%28Agronomy+Research%29&sessionSearchId=5df1214cf0e638f2a2a9288596284893&relpos=2