%0 Journal Article %A Bown, P %A Lord, AR %D 1990 %F discovery:10204117 %J Les Cahiers de l'Université Catholique de Lyon %P 127-136 %T The occurrence of calcareous nannofossils in the Triassic/Jurassic boundary interval %U https://discovery.ucl.ac.uk/id/eprint/10204117/ %V 3 %Z This version is the version of record. For information on re-use, please refer to the publisher’s terms and conditions.