Gropengiesser, Uwe; Stauffer, Dietrich - In: Physica A: Statistical Mechanics and its Applications 210 (1994) 3, pp. 320-325
The universality of the spanning fraction R(p) of percolation is confirmed by comparing bond percolation with site-bond percolation in four to six dimensions. However, different boundary conditions change the universality class, as shown also for site percolation in two dimensions.