Pisarczyk, Stanisław. “Laboratory Tests of Suitability of Synthetic and Rubber Wastes for the Soils Used for Road Embankments”. Roads and Bridges - Drogi I Mosty, vol. 1, no. 2, Dec. 2014, pp. 31-51, https://rabdim.pl/index.php/rb/article/view/v1n2p31.