TY - GEN AU - Jorgensen, Palle E. T AU - Moore, Robert T TI - Lie algebras of unbounded operators: perturbation theory, and analytic continuation of sl (2, R) - modules1 PY - 1980////81 CY - Aarhus PB - Universitet Aarhus N1 - Lucrarea este multigrafiata; Contine bibliografie ER -