Published Trace element accumulation in tree rings of pinus halepensis during the last 140 years by Pantera A., Papadopoulos A.M. and Orfanoudakis M. 286-292_473_PANTERA_9-3.pdf
Published Ultrafine particles (UFP) and health effects. Dangerous. Like no other PM? Review and analysis by Politis M., Pilinis C. and Lekkas T.D. 439-452_579_POLITIS_10-3.pdf