Á. Holba

Marine natural products

Sterols in microorganisms

Microplastics in freshwater and terrestrial environments: Evaluating the current understanding to identify the knowledge gaps and future research priorities

Biological activity in the deep subsurface and the origin of heavy oil

Using Biomarkers to Improve Heavy Oil Reservoir Management: An Example From the Cymric Field, Kern County, California

Applications of petroleum geochemistry to exploration and reservoir management

Microbial alteration of the acidic and neutral polar NSO compounds revealed by Fourier transform ion cyclotron resonance mass spectrometry

Coalbed methane: A review

Marine microorganisms make a meal of oil

Polystyrene Plastic: A Source and Sink for Polycyclic Aromatic Hydrocarbons in the Marine Environment

Model for the origin of carboxylic acids in basinal brines

Water Analysis: Emerging Contaminants and Current Issues

Extraction, Separation, and Intramolecular Carbon Isotope Characterization of Athabasca Oil Sands Acids in Environmental Samples

Microplastics and Nanoplastics in Aquatic Environments: Aggregation, Deposition, and Enhanced Contaminant Transport

Gas chromatography–pyrolysis–isotope ratio mass spectrometry: a new method for investigating intramolecular isotopic variation in low molecular weight organic acids

Constraining the oil charge history of the South Pepper oilfield from the analysis of oil-bearing fluid inclusions

Variability of geochemical properties in a microbially dominated coalbed gas system from the eastern margin of the Illinois Basin, USA

Geochemistry of Crude Oils from Eastern Indonesia1

Kerogen origin, evolution and structure

Unconventional shale-gas systems: The Mississippian Barnett Shale of north-central Texas as one model for thermogenic shale-gas assessment

Geochemical characteristics of oil and source rocks and implications for petroleum systems, Talara basin, northwest Peru

The new global lithological map database GLiM: A representation of rock properties at the Earth surface

The Biomarker Guide

Carbon isotopic composition of organic acids in oil field waters, San Joaquin Basin, California, USA

Application of 24-norcholestanes for constraining source age of petroleum

Relationship between crude oil quality and biomarker patterns

Evidence for biodegradation and evaporative fractionation in West Sak, Kuparuk and Prudhoe Bay field areas, North Slope, Alaska

24-norcholestanes as age-sensitive molecular fossils

Effects and impact of early-stage anaerobic biodegradation on Kuparuk River Field, Alaska

Reservoir geochemistry of South Pass 61 Field, Gulf of Mexico: compositional heterogeneities reflecting filling history and biodegradation

The ratios of dibenzothiophene to phenanthrene and pristane to phytane as indicators of depositional environment and lithology of petroleum source rocks