Recapturing semigroup compactifications of a group from those of its closed normal subgroups.
Rechtstopologische Halbgruppen.
Recurrent functions and semigroups.
Recursions with uniquely determined topologies
Remarks on compact semigroups
Remarks on compactifying semigroups.
Remarks on Maximal Left Ideals in Semigroups.
Remarks on tolerance semigroups
Representations by HL-Semigroups.
Right cancellation in ßS and UG.
Right simple subsemigroups and right subgroups of compact convergence semigroups.
SAP compactifications of N-fold and infinite semidirect products.
Semigroup Extensions.
Semigroup structure in compactifications of ordered semigroups
Semigroup structures on ßN.
Semigroupes semitopologiques compacts admettant un sous-groupe dense.
Semigroups and Hilbert's fifth problem
Semigroups and the n-sphere.
Semigroups and their one-point compactifications.
Semigroups in lattices of solvable Lie groups.