Ditkin's Condition and Primary Ideals in Central Beurling Algebras. Richard D. Mosak — 1978 Monatshefte für Mathematik
Central Idempotents in Measure Algebras. Martin Moskowitz; Richard D. Mosak — 1971 Mathematische Zeitschrift
Stabilizers of lattices in Lie groups. Mosak, Richard D.; Moskowitz, Martin — 1994 Journal of Lie Theory