1. J. Neumann, Continuous Geometry (Princeton Univ. Press, Princeton, N.J., 1960).
2. G. Birkhoff, Lattice Theory (Am. Math. Soc., Providence, R.I., 1967).
3. G. Grätzer, General Lattice Theory (Academic, New York, 1978).
4. F. Maeda and S. Maeda, Theory of Symmetric Lattices (Springer, New York, 1970).
5. B. R. McDonald, Linear Algebra Over Commutative Rings (Marcel Dekker, New York, 1984).