| Late Devonian–earliest Mississippian glaciation in Gondwanaland and its biogeographic consequences PE Isaacson, E Díaz-Martínez, GW Grader, J Kalvoda, O Bábek, ... Palaeogeography, Palaeoclimatology, Palaeoecology 268 (3-4), 126-142, 2008 | 252 | 2008 |
| DEVONIAN STRATIGRAPHY AND BRACHIOPOD PALEONTOLOGY OF BOLIVIA. A. ORTHIDA AND STROPHOMENIDA. PE Isaacson | 108 | 1977 |
| Evidence for a middle-late Paleozoic foreland basin and significant paleolatitudinal shift, Central Andes PE Isaacson, ED Martinez AAPG Special Volumes, 1995 | 98 | 1995 |
| Late Devonian (Famennian) glaciation in South America and marine offlap on other continents PE Isaacson, J Hladil, J Shen, J Kalvoda, G Grader Abhandlungen-Geologischen Bundesanstalt 54, 239-258, 1999 | 90 | 1999 |
| Evidence for a western extracontinental land source during the Devonian Period in the central Andes PE Isaacson Geological Society of America Bulletin 86 (1), 39-46, 1975 | 85 | 1975 |
| Palynology of the Devonian (Lochkovian to tournaisian) sequence, Madre de Dios Basin, northern Bolivia M Vavrdová, J Bek, P Dufka, PE Isaacson Vestnik Ceskeho geologickeho ustavu 71 (4), 333-349, 1996 | 75 | 1996 |
| Implications of a Llandovery (early Silurian) brachiopod fauna from Salta Province, Argentina PE Isaacson, B Antelo, AJ Boucot Journal of Paleontology, 1103-1112, 1976 | 67 | 1976 |
| Biogeography and morphological conservatism of Tropidoleptus (Brachiopoda, Orthida) during the Devonian PE Isaacson, DG Perry Journal of Paleontology, 1108-1122, 1977 | 65* | 1977 |
| Pennsylvanian and Permian sequences in Bolivia: Direct responses to Gondwana glaciation GW Grader, PE Isaacson, E Díaz-Martínez, MC Pope Resolving the Late Paleozoic Ice Age in time and space 441, 143-159, 2008 | 63 | 2008 |
| Devonian paleogeography of South America SF Barrett, PE Isaacson CSPG Special Publications, 1988 | 63 | 1988 |
| Devonian system in Bolivia, Peru and northern Chile PE Isaacson, PE Sablock CSPG Special Publications, 1988 | 61 | 1988 |
| Multi-carbonate component reconstruction of mid-carboniferous (Chesterian) seawater δ13C LS Batt, IP Montañez, P Isaacson, MC Pope, SH Butts, J Abplanalp Palaeogeography, Palaeoclimatology, Palaeoecology 256 (3-4), 298-318, 2007 | 53 | 2007 |
| Late Devonian (Famennian) glaciation in western Gondwana: evidence from the Central Andes E Díaz-Martínez, M Vavrdová, J Bek, PE Isaacson ABHANDLUNGEN-GEOLOGISCHEN BUNDESANSTALT 54, 213-238, 1999 | 51 | 1999 |
| Devonian and Carboniferous Stratigraphy of Sierra de Almeida northern Chile, prellminary results PE Isaacson, LL Fisher, J Davidson Andean Geology, 2010 | 50 | 2010 |
| An early Devonian, eastern Americas realm faunule from the coast of southern Peru AJ Boucot, PE Isaacson, G Laubacher Journal of Paleontology, 359-365, 1980 | 48 | 1980 |
| Devonian-Carboniferous stratigraphy in the Madre de Dios basin, Bolivia: Pando X-1 and Manuripi X-1 wells PE Isaacson, BA Palmer, BL Mamet, JC Cooke, DE Sanders AAPG Special Volumes, 1995 | 44 | 1995 |
| Devonian-Carboniferous boundary at Lake Titikaka, Bolivia: preliminary palynological results M Vavrdová, PE Isaacson, E Díaz, J Bek Congrès International de la Stratigraphie et Géologie du Carbonifère et …, 1993 | 42 | 1993 |
| Late Devonian glacially-influenced marine sedimentation in western Gondwana: the Cumaná Formation, Altiplano, Bolivia ED Martinez, PE Isaacson CSPG Special Publications, 1994 | 41 | 1994 |
| Middle Devonian biogeography of closing south Laurussia-north Gondwana Variscides: examples from the Bohemian Massif (Czech Republic), with emphasis on Horní Benešov A Galle, J Hladil, PE Isaacson Palaios, 221-239, 1995 | 40 | 1995 |
| Devonian palaeogeography and palaeobiogeography of the central Andes PE Isaacson, PE Sablock Geological Society, London, Memoirs 12 (1), 431-435, 1990 | 40 | 1990 |
