C. R. Dover, A. Reifman, M. Rezvani Shakib, A. S. M. Pickett, C. R. Oldham, and S. Niehuis, “Shortening the Relationship Disillusionment Scale to a Three-Item Measure (RDS-3)”, Meas Instrum Soc Sci, vol. 8, p. Article e20841, Feb. 2026.