Costa, C., E. Radovanovic, E. Teixeira-Neto, M. Goncalves, and F. Galembeck. “ rocedure for PM ip ecovery”. cta icroscopica, ol. 12, no. 1, Dec. 2003, pp. 71-76, https://acta-microscopica.org/acta/article/view/315.