- A second look at massless higher-spin fieldsLoide, Rein-Karl; Ots, I.; Saar, R.Proceedings of the International Tallinn Symposium on Neutrino Physics, Lohusalu, 10-12 Oct., 19901990
- Bhabha relativistic wave equationsLoide, Rein-Karl; Ots, I.; Saar, R.Journal of physics A : mathematical and general1997 / p. 4005-4017
- De Sitter group and relativistic wave equationsLoide, Rein-Karl; Ots, I.; Saar, R.Hadronic journal1997 / p. 503-521
- "Dynamical" Poincare algebra and higher-spin interaction theoryLoide, Rein-Karl; Saar, R.; Ots, I.; Tammelo, R.Proceedings of the Sixth International Wigner Symposium. 12002 / p. 199-266
- Dynamical Poincare algebra and minimal-gauge-coupling prescriptionOts, I.; Saar, R.; Loide, Rein-Karl; Vili, R.Proceedings of the 3rd Tallinn Symposium on the Neutrino Physics : 8-11 October 1995, Lohusalu, Estonia1995 / p. 168-173
- Dynamical Poincare algebras and higher spin interaction theorySaar, R.; Ots, I.; Loide, Rein-Karl; Vili, R.Hadronic journal1997 / p. 559-574
- 'Dynamical' representation of the Poincare algebra for higher-spin fields in interaction with plane wavesSaar, R.; Loide, Rein-Karl; Ots, I.; Tammelo, R.Journal of physics A : mathematical and general1999 / p. 2499-2508
- Generalizations of the Dirac equation in covariant and Hamiltonian formLoide, Rein-Karl; Ots, I.; Saar, R.Journal of physics A : mathematical and general2001 / p. 2031-2039 https://iopscience.iop.org/article/10.1088/0305-4470/34/10/307
- Heavy lepton decay processesOts, I.; Loide, Rein-Karl; Saar, R.Eesti Teaduste Akadeemia Toimetised. Füüsika. Matemaatika1991 / 4, lk. 301-306
- Higher spins and leptonic decay oriented leptonsLoide, Rein-Karl; Ots, I.; Saar, R.Proceedings of the International Tallinn Symposium on Neutrino Physics, Lohusalu, 10-12 Oct., 19901990
- Massless field and Wigner classificationLoide, Rein-Karl; Ots, I.; Saar, R.Proceedings of the 5th Wigner Symposium, Vienna, Austria, 25-29 Aug. 19971998 / p. 213-215
- Massless fields and Wigner classificationLoide, Rein-Karl; Ots, I.; Saar, R.TU Wien, WigSym 5, 25-29 Aug. 1997 : program & abstracts1997 / p. 48
- Massless integer-helicity gauge fieldsLoide, Rein-Karl; Ots, I.; Saar, J.Eesti Teaduste Akadeemia Toimetised. Füüsika. Matemaatika1992 / 4, lk. 270-282
- Massless limit of higher-spin fieldsLoide, Rein-Karl; Ots, I.; Saar, R.Proceedings of the 2nd Tallinn Symposium on Neutrino Physics : 5-8 October 1993, Lohusalu, Estonia1994 / p. 168-174
- Poincare' realizations and wave equationsLoide, Rein-Karl; Ots, I.; Saar, R.Hadronic journal1994 / 6, p. 565-583
- Poincare realizations in the field theoryLoide, Rein-Karl; Ots, I.; Saar, R.TU Wien, WigSym 5, 25-29 Aug. 1997 : program & abstracts1997 / p. 49
- Realization of massless representations in the field theoryKõiv, M.; Loide, Rein-Karl; Ots, I.; Saar, R.Proceedings of the International Tallinn Symposium on Neutrino Physics, Lohusalu, 10-12 Oct. 19901990
- Relativistic wave equations with weak discrete symmetrics and new algebrasLoide, Rein-Karl; Ots, I.; Saar, R.; Kiiranen, K.TU Wien, WigSym 5, 25-29 Aug. 1997 : program & abstracts1997 / p. 67
- Spin polarization and alignment of the single Z boson from e+e- annihilationOts, I.; Uibo, H.; Liivat, H.; Loide, Rein-Karl; Saar, R.Nuclear physics B2000 / p. 90-100 https://www.sciencedirect.com/science/article/abs/pii/S0550321300004880
- Säritundelise fotomaterjali tootmisvõimalusist EestisOts, I.Tehnika Ajakiri1938 / lk. 252-254
- Säritundlikkus, DIN, SchOts, I.Tehnika Kõigile1938 / lk. 353-356 : joon., fot
- Valemeid fotograafideleOts, I.Tehnika Kõigile1938 / lk. 286-288 : joon