Crawley, Peter (1936- ). Algebraic theory of lattices / Peter Crawley, Robert P. Dilworth. - Englewood Cliffs : Prentice-Hall, cop. 1973. - VI, 201 s. : il. ; 23 cm. Bibliogr. s. 193-197. Indeks. ISBN: 0130222690 Subjects--Topical Terms: Teoria krat.