@article{article, title = {{On the diffuse gamma radiation at ultra-high energies, Eγ ≳ 1014 eV}}, url = {{}}, year = {{1990}}, month = {{2}}, author = {{Berezinsky VS and Kudryavtsev VA}}, doi = {{10.1086/168348}}, volume = {{349}}, journal = {{Astrophysical Journal}}, issue = {{2}}, pages = {{620-624}}, note = {{Accessed on 2024/12/22}}}