Banach Upper Density Recurrent Points of <em>C</em><sup>0</sup>-flows

Qi YAN Jian Dong YIN, Ballesteros MARNELLIE, Wei Ling WU

Acta Mathematica Sinica . 2016, (11): 1312 -1322 . DOI: 10.1007/s10114-016-5420-8