References
- Kobe. Math. J. v.2 A note on deductive system of Hilbert algebra Busneag, D.
- Congruences and ideals in Hilbert algebras Chajda, I.;Halas, R.
- Acta Uni. Palackianae Olomuciensis Fac. rer. nat ser. Math. v.38 On ideals in Hilbert algebras Dudek, W.A.
- Introduction to Uniform Spaces James, I.M.
- Introduction to general topology Joshi, K.D.
- Topological Uniform Structures Page, W.