TY  - JOUR
AU  - Priestley, H.A.
AU  - Santos, R.
TI  - Varieties of distributive lattices with unary operations. II.
JO  - Portugaliae mathematica
PY  - 1998
SP  - 135
EP  - 166
VL  - 55
IS  - 2
PB  - mathdoc
UR  - http://geodesic.mathdoc.fr/item/PORMA_1998__55_2_48125/
LA  - en
ID  - PORMA_1998__55_2_48125
ER  -