The causes of the high friction angle of Dutch organic soils

by Cheng, X.H, Den Haan, E.J, Ngan-Tillard, D.J.M
Source: 1. Engineering geology 1. 0013-7952 1. Roč. 93, č. 1-2 (august 2007), s. 31-44

Effects of thinning regime on the humus form state

by Podrázský, Vilém
Source: 1. Ekológia (Bratislava) 1. 1335-342X 1. Roč. 25, č. 3 (2006), s. 298-305