RZ Ophiuchi - Photometric variations and a detached configuration
RZ Pyxidis - an early-type marginal contact binary
RZ Scuti: New five-color observations, solutions, and photometric and spectroscopic rotations
RZ Tauri: An Unstable W Ursae Majoris Binary with a Magnetically Active Component
RZ Tauri: New Light Curves and Analysis
Rømer og refraktionen.
Rømer [Römer, Roemer], Ole [Olaf] Christensen (1644-1710)