Ivanov, A. & Maerss, T. (2014)
New data on Karksiodus (Chondrichthyes) from the Main Devonian Field (East European Platform). Estonian Journal of Earth Sciences, 63(3), 156–165
DOI: 10.3176/earth.2014.14
Ivanov, A. (1987)
On the distribution of the bigeye thresher shark, Alopias superciliosus, in the Pacific Ocean. Journal of Ichthyology, 26(5), 121–122
Ivanov, A. (1986)
A new capture of the rare catshark, Apristurus longicephalus (Scyliorhinidae). Journal of Ichthyology, 27(1), 147–149