Concepedia

Yngve Grahn

YG

56

Publications

2.5K

Citations

30

H-Index

1980

Active since

Affiliations

Universidade do Estado do Rio de Janeiro(Current)

Stockholm University

Swedish Museum of Natural History

Universidade Estadual de Ponta Grossa

Petrobras (Brazil)

Yngve Grahn is an author at Universidade do Estado do Rio de Janeiro specializing in earth science, evolutionary biology, and biogeography.

Top concepts

Earth ScienceEngineeringBiogeographyGeologyGeographyEvolutionary BiologyPaleoecologyBiologySocial SciencesGeochronology

Publications per year

1980–2017

56

Publications

56

Ordovician chitinozoan zones from Baltoscandia

Jaak Nõlvak, Yngve Grahn · Review of Palaeobotany and Palynology · 1993 · 178 citations

Biology, Oomycete, Ordovician Chitinozoan Zones

Early Silurian glaciations in Brazil

Yngve Grahn, Mário V. Caputo · Palaeogeography Palaeoclimatology Palaeoecology · 1992 · 158 citations

Early Silurian Glaciations, Palaeo-environmental Reconstruction

A revised chitinozoan classification

Florentin Paris, Yngve Grahn, Viiu Nestor et al. · Journal of Paleontology · 1999 · 155 citations

Biology, Phylogenetics, Natural Sciences +12

Early Silurian glaciation along the western margin of Gondwana (Peru, Bolivia and northern Argentina): Palaeogeographic and geodynamic setting

Enrique Dı́az-Martı́nez, Yngve Grahn · Palaeogeography Palaeoclimatology Palaeoecology · 2006 · 133 citations

Engineering, Western Margin, Geography +9

Palynology and sequence stratigraphy of three Devonian rock units in the Apucarana Sub-basin (Paraná Basin, south Brazil): Additional data and correlation

Yngve Grahn, Paula Mendlowicz Mauller, Sérgio Bergamaschi et al. · Review of Palaeobotany and Palynology · 2011 · 97 citations

Engineering, Apucarana Sub-basin, Geography +9

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