FOXBY, Hans-bjorn. Isomorphims between complexes with applications to the homological theory of modules. Mathematica Scandinavica, Berkeley, CA, United States, v. 40, p. 5–19, 1977. DOI: 10.7146/math.scand.a-11671. Disponível em: https://journals.msp.org/mscand/article/view/1975. Acesso em: 25 jul. 2026.