1. Banaschewski, B.: Compact regular frames and the Sikorski theorem. Kyungpook Math. J. 28(1), 1–14 (1988)
2. Banaschewski, B., Pultr, A.: Booleanization. Cahiers Topol. Géom. Différ. Catég. 37(1), 41–60 (1996)
3. Bhattacharjee, P., Carrera, R.E.: Hull classes in compact regular frames. Algebra Univers. 85, 17 (2024)
4. Carrera, R.E.: Operators on the category of archimedean lattice-ordered groups with designated weak unit. Doctoral Dissertation. University of Florida, Gainesville (2004)
5. Carrera, R.E.: Functorial polar functions. Math. Slovaca 61(3), 389–410 (2011)