Octupole correlations in positive-parity states of rare-earth and actinide nuclei M. Spieker, S. Pascu, D. Bucurescu, T. Faestermann, R. Hertenberger, H.-F. Wirth, N.-V. Zamfir and A. Zilges EPJ Web of Conferences, 93 (2015) 01009 Published online: 28 May 2015 DOI: 10.1051/epjconf/20159301009