[1]
M. Párkányi, L. Hajdú, J. Barcza, and Z. Szirmai, “NON-TECTONIC SYSTEMS: BASIC BUILDING METHODS AND PRINCIPLES OF CONSTR UCTION”,
Period. Polytech. Arch.
, vol. 33, no. 3-4, pp. 221–256, Jan. 1989.