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
Published Particulate matter investigation in indoor environment by Estokova A., Stevulova N. and Kubincova L. 20-26_689_Estokova_12-1.pdf