An analogy between the spin-2 and superspin-3/2 equations of motionLoide, Rein-KarlJournal of physics. A. Mathematical and general1985 / p. 2833-2847 https://www.ester.ee/record=b2318274*est https://iopscience.iop.org/article/10.1088/0305-4470/18/14/032/pdf

Equations for a vector-bispinorLoide, Rein-KarlJournal of physics. A. Mathematical and general1984 / p. 2535-2550 https://www.ester.ee/record=b2318274*est https://iopscience.iop.org/article/10.1088/0305-4470/17/12/024/pdf

Massless spin-5/2 wave equationsLoide, Rein-KarlJournal of physics. A. Mathematical and general1986 / p. 811-820 https://www.ester.ee/record=b2318274*est https://iopscience.iop.org/article/10.1088/0305-4470/19/5/034/pdf

On conformally covariant spin 3/2 and spin 2 equationsLoide, Rein-KarlJournal of physics. A. Mathematical and general1986 / p. 827-829 https://www.ester.ee/record=b2318274*est https://iopscience.iop.org/article/10.1088/0305-4470/19/5/037/pdf

On the conditions for definiteness of energy and chargeLoide, Rein-Karl; Kõiv, MadisJournal of physics. A. Mathematical and general1983 / p. 2353-2361 https://www.ester.ee/record=b2318274*est https://iopscience.iop.org/article/10.1088/0305-4470/16/11/009/pdf

Single mass equations for an antisymmetric tensor-bispinorLoide, Rein-Karl; Kõiv, Madis; Saar, ReinJournal of physics. A. Mathematical and general1983 / p. 463-467 https://www.ester.ee/record=b2318274*est https://iopscience.iop.org/article/10.1088/0305-4470/16/3/006/pdf