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Sunil, K.K.; Lin, J.; Siddiqui, H.; Siska, P.E.; Jordan, K.D.; Shepard, R., Theoretical investigation of the a3«SIGMA»u+, A1«SIGMA»u+, c3«SIGMA»g+, and C1«SIGMA»g+ potential energy curves of He2 and of He*(21S, 23S) + He scattering, J. Chem. Phys., 1983, 78, 6190-6202. [all data]