| Miocene depositional environment and climate in western Europe: The lignite deposits of the Lower Rhine Basin, Germany AT Stock, R Littke, A Lücke, L Zieger, T Thielemann International Journal of Coal Geology 157, 2-18, 2016 | 70 | 2016 |
| Changes of composition and content of tricyclic terpane, hopane, sterane, and aromatic biomarkers throughout the oil window: A detailed study on maturity parameters of Lower … R Fang, R Littke, L Zieger, A Baniasad, M Li, J Schwarzbauer Organic Geochemistry 138, 103928, 2019 | 59 | 2019 |
| Bolsovian (Pennsylvanian) tropical peat depositional environments: the example of the Ruhr Basin, Germany L Zieger, R Littke International Journal of Coal Geology 211, 103209, 2019 | 57 | 2019 |
| Depositional environment, thermal maturity and shale oil potential of the Cretaceous Qingshankou Formation in the eastern Changling Sag, Songliao Basin, China: An integrated … Z Zhao, R Littke, L Zieger, D Hou, F Froidl International Journal of Coal Geology 232, 103621, 2020 | 48 | 2020 |
| Chemical and structural changes in vitrinites and megaspores from Carboniferous coals during maturation L Zieger, R Littke, J Schwarzbauer International Journal of Coal Geology 185, 91-102, 2018 | 44 | 2018 |
| Paleo-depositional environment, origin and characteristics of organic matter of the Triassic Chang 7 Member of the Yanchang Formation throughout the mid-western part of the … J Qiao, A Baniasad, L Zieger, C Zhang, Q Luo, R Littke International Journal of Coal Geology 237, 103636, 2021 | 43 | 2021 |
| Ediacaran, Cambrian, Ordovician, Silurian and Permian shales of the Upper Yangtze Platform, South China: deposition, thermal maturity and shale gas potential Q Zhang, R Littke, L Zieger, M Shabani, X Tang, J Zhang International Journal of Coal Geology 216, 103281, 2019 | 41 | 2019 |
| Depositional history of low-mature coals from the Puyang Basin, Yunnan Province, China Q Guo, R Littke, Y Sun, L Zieger International Journal of Coal Geology 221, 103428, 2020 | 25 | 2020 |
| Syn-and post-depositional sand bodies in lignite–the role of coal analysis in their recognition. A study from the Frimmersdorf Seam, Garzweiler open-cast mine, western Germany L Prinz, L Zieger, R Littke, T McCann, P Lokay, S Asmus International Journal of Coal Geology 179, 173-186, 2017 | 25 | 2017 |
| Comparison of single-and multi-ramp bulk kinetics for a natural maturity series of Westphalian coals: Implications for modelling petroleum generation F Froidl, L Zieger, N Mahlstedt, R Littke International Journal of Coal Geology 219, 103378, 2020 | 20 | 2020 |
| Model for calcite spherulite formation in organic, clay-rich, lacustrine carbonate shales (Barbalha Formation, Aptian, Araripe Basin, NE Brazil) H Claes, T Miranda, TC Falcão, J Soete, Z Mohammadi, L Zieger, ... Marine and Petroleum geology 128, 104988, 2021 | 19 | 2021 |
| Controls on gas storage characteristics of Upper Paleozoic shales from the southeastern Ordos Basin J Qiao, R Littke, L Zieger, Z Jiang, R Fink Marine and Petroleum Geology 117, 104377, 2020 | 19 | 2020 |
| The Shahejie Formation in the Dongpu Depression, Bohai Bay Basin, China: Geochemical investigation of the origin, deposition and preservation of organic matter in a saline … T Zheng, L Zieger, A Baniasad, S Grohmann, T Hu, R Littke International Journal of Coal Geology 253, 103967, 2022 | 16 | 2022 |
| Petrographical and geochemical characterization of sub-bituminous coals from mines in the Cesar-Ranchería Basin, Colombia Q Guo, R Littke, L Zieger International Journal of Coal Geology 191, 66-79, 2018 | 16 | 2018 |
| Climatic and environmental conditions during the Pleistocene in the Central Qaidam Basin, NE Tibetan Plateau: Evidence from GDGTs, stable isotopes and major and trace elements … J Qiao, R Littke, S Grohmann, C Zhang, Z Jiang, H Strauss, L Zieger International Journal of Coal Geology 254, 103958, 2022 | 14 | 2022 |
| Deposition, diagenesis and petroleum generation potential of Pennsylvanian coals and coal-bearing strata in Western Germany: A review. R Littke, L Zieger Zeitschrift der Deutschen Gesellschaft für Geowissenschaften (ZDGG) 170, 2019 | 13 | 2019 |
| Methane sorption behaviour of coals altered by igneous intrusion, South Sumatra Basin Q Guo, R Fink, R Littke, L Zieger International Journal of Coal Geology 214, 103250, 2019 | 11 | 2019 |
| Organic petrology and geochemistry of Triassic and Jurassic coals of the Tabas Basin, Northeastern/Central Iran N Zamansani, MA Rajabzadeh, R Littke, L Zieger, A Baniasad International Journal of Coal Science & Technology 6, 354-371, 2019 | 11 | 2019 |
| Comparative geochemical and pyrolytic study of coals, associated kerogens, and isolated vitrinites at the limit between subbituminous and bituminous coal L Zieger, R Littke, C Hartkopf-Fröder, J Schwarzbauer International Journal of Coal Geology 227, 103517, 2020 | 8 | 2020 |
| Evolution of organic matter quantity and quality in a warm, hypersaline, alkaline lake: The example of the Miocene Nördlinger Ries impact crater, Germany Z Zhao, S Grohmann, L Zieger, W Dai, R Littke Frontiers in Earth Science 10, 989478, 2022 | 7 | 2022 |
