Ribarič, M. (1973). Functional-analytic concepts and structures of neutron transport theory: Funkcionalno analitični koncepti in strukture neutronske transportne teorije. Slovene Academy of Sciences and Arts; University-Institute "Jožef Štefan,".
Lua i Stíl Chicago (17ú heag.)Ribarič, Marjan. Functional-analytic Concepts and Structures of Neutron Transport Theory: Funkcionalno Analitični Koncepti in Strukture Neutronske Transportne Teorije. Ljubljana: Slovene Academy of Sciences and Arts; University-Institute "Jožef Štefan,", 1973.
Lua MLA (8ú heag.)Ribarič, Marjan. Functional-analytic Concepts and Structures of Neutron Transport Theory: Funkcionalno Analitični Koncepti in Strukture Neutronske Transportne Teorije. Slovene Academy of Sciences and Arts; University-Institute "Jožef Štefan,", 1973.