The California biomonitoring program: persistent organic pollutants in archived and contemporary serum
by
Petreas M., Park J.S., Wang M., Wang Y., Guo W., Tarrant A., Rhee A. and Harwani S.
Overview of the Temporal Variation of PM10 Mass Concentrations in the two Major Cities in Greece: Athens and Thessaloniki
by
Triantafyllou E. and Biskos G.