共 5 条
[1]
Birkhoff G., Theory of Lattices [Russian translation], (1984)
[2]
Erdos P., Herzog M., Schönheim, “An extremal problem on the set of noncoprime divisors of a number,” Israel J, Math., 408, 4, pp. 408-412
[3]
Gratzer G., General Lattice Theory [Russian translation], (1982)
[4]
Marenich E.E., Enumerative solutions of certain equations in finite lattices,, Vestn. Mosk. Univ. Ser. 1 Mat., Mekh., 3, pp. 16-21, (1997)
[5]
Stanley R.P., Enumerative Combinatorics [Russian translation], (1990)