[2] M. Karoński Z. Palka:
On Marczewski-Steinhaus type distance between hypergraphs. Zastosow. Matem. 16 (1977), 47-57.
MR 0476583
[3] D. E. Knuth:
The art of computer programming. Vol. 1: Fundamental algorithms. Reading (Mass.) 1968, 309.
MR 0378456 |
Zbl 0191.17903