BELL, F. Engineering geology and geotechnics. Boston: Newnes-Butterworths, 2013, 497 p. ISBN 04-080-0355-3
HANDY, R. L., SPANGLER, M. G. Geotechnical engineering: soil and foundation principles and practice. 5th ed., New York, N.Y: Mcgraw-Hill, 2007, 904 s. ISBN 978-0-07-148120-5
BROMHEAD, E.N. Stability Of Slopes. 2nd ed., Hoboken: Taylor, 1992. ISBN 02-039-7535-9
DEARMAN, W. Engineering geological mapping. Elsevier, 2013, 396 p. ISBN 978-0750610100