Saturation of coupling of collective levels in optical model calculations of even-even actinidesJosé Manuel Quesada, Dmitry Martyanov, Efrem Soukhovitskiĩ, Roberto Capote and Satoshi ChibaEPJ Web Conf., 146 (2017) 12013DOI: https://doi.org/10.1051/epjconf/201714612013