1. Approximation in systems of real-valued continuous functions;Anderson;Trans. Amer. Math. Soc.,1962
2. Representation of distributive lattices of continuous functions;Anderson;Math. Ann.,1961
3. Groupes et Anneaux Réticulés;Bigard,1977
4. Lattice Theory;Birkhoff,1948
5. Topological Spaces;Čech,1966