%0 Journal Article %A Vrancken-Mawet, L. %A Hansoul, Georges %T The subalgebra lattice of a Heyting algebra %J Czechoslovak Mathematical Journal %D 1987 %P 34-41 %V 37 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.21136/CMJ.1987.102132/ %R 10.21136/CMJ.1987.102132 %G en %F 10_21136_CMJ_1987_102132