Citation: J. Maletz et So. Egenhoff, Late Tremadoc to early Arenig graptolite faunas of southern Bolivia and their implications for a worldwide biozonation, LETHAIA, 34(1), 2001, pp. 47-62
Citation: R. Albani et al., Integrated chitinozoan, conodont, and graptolite biostratigraphy from the upper part of the Cape Cormorant Formation (Middle Ordovician), western Newfoundland, CAN J EARTH, 38(3), 2001, pp. 387-409
Citation: J. Maletz, Review of the Ordovician biostratigraphy of the Herscheid Schichten (Rheinisches Schiefergebirge, Germany), N J GEO P-A, 218(1-2), 2000, pp. 45-60
Citation: Pj. Noble et J. Maletz, Radiolaria front the Telychian (Llandovery, Early Silurian) of Dalarna, Sweden, MICROPALEON, 46(3), 2000, pp. 265-275