Grachev, Borisovsky, Zinger 2014
Grachev A.F., Borisovsky S.E., Zinger T.F. Morphology and geochemistry of zircon in bentonite ash at the Paleocene-Eocene boundary in the Anthering Formation, Eastern Alps, Austria // RJES, 2014, V. 14, ES1001, pp. 1-17