Vuong , H. T.; Pham , N. S.; Nguyen , N. D.; Tran , T. A.; Nguyen , X. H. Progress of Filtered Neutron Beams Development and Applications at the Horizontal Channels No.2 and No.4 of Dalat Nuclear Research Reactor. Nucl. Sci. and Tech. 2014, 4, 62-69.