2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/148350The equations for various spin particles with oscillator-like interactions are discussed in this talk. Contents: 1. Comment on "The Klein-Gordon Oscillator"; 2. The Dirac oscillator in quaternion form; 3. The Dirac-Dowker oscillator; 4. The Weinberg oscillator; 5. Note on the two-body Dirac oscillator.LaTeX file, 12 pp. Talk given at the Second Workshop "Osciladores Armónicos". Cocoyoc, México, March 23-25, 1994. To be published in NASA Conference Proceedings. Preprint IFUNAM FT-94-44, EFUAZ-94-01High Energy Physics - TheoryHigh Energy Physics - Phenomenologytext