McDonald, J C*; Alberts, W G*; Bartlett, D T*; Chartier, J L*; Eisenhauer, C M*; Schraube, H O E*; Schwartz, R B*; Thomas, D J (1997) Current status of an ISO working document on reference radiations: Characteristics and methods of production of simulated practical neutron fields. Radiat. Prot. Dosim., 70. pp. 323-325.