Zengtai Gong Yabin Shao The controlled convergence theorems for the strong Henstock integrals of fuzzy-number-valued functions. 1528-1546 2009 160 Fuzzy Sets and Systems 11 http://dx.doi.org/10.1016/j.fss.2008.10.013 db/journals/fss/fss160.html#GongS09