OOIR: Observatory of International Research

Papers

(The H4-Index of Scientometrics is 30. The table below lists those papers that are above that threshold based on CrossRef citation counts [max. 250 papers]. The publications cover those that have been published in the past four years, i.e., from 2021-09-01 to 2025-09-01.)

Article	Citations
Higher-order rich-club phenomenon in collaborative research grant networks	237
The multifaceted factors affecting the publication times of pediatric ophthalmology and strabismus articles: what has changed in two decades	120
Technological innovation in GRIs, universities, and the private sector: evidence from the chemical technology network in South Korea	99
A modified gamma/Gompertz/NBD model for estimating technology lifetime	84
Co-follower metric on academic-social media ResearchGate: similarities between Derek de Solla Price Memorial Medal winners	61
Altmetrics-based sleeping beauties: necessity or just a supplement?	57
COVID research across the social sciences in 2020: a bibliometric approach	57
Experience effects of patent examiners: an empirical study of the career length and citation patterns on triadic patents	56
Letter: Response to Torres-Salinas et al. on “bibliometric denialism”	56
Impact of the number and rank of coauthors on h-index and π-index. The part-impact method	54
Use of inactive Cochrane reviews in academia: A citation analysis	51
Marshall-Olkin distributions: a bibliometric study	46
Fine-grained classification of journal articles based on multiple layers of information through similarity network fusion: The case of the Cambridge Journal of Economics	45
Research networks and the initial placement of PhD holders in academia: evidence from social science fields	40
Community-level characteristics and member firms’ invention: evidence from university–industry innovation community in China	39
Determinants of manuscript submissions to fully open access journals: elasticity to article processing charges	39
Education journal rankings: a diversity-based Author Affiliation Index assessment methodology	37
Female author representation differs between journals from the United States of America, Europe, and Asia: a 10-year comparison of five medical disciplines	37
The mutual reinforcement of scientific and technological knowledge—a technology-level analysis	37
Academic soulmate: a memory of Loet Leydesdorff	35
The effect of social media knowledge cascade: an analysis of scientific papers diffusion	35
Towards multiple ontologies in science mapping. A tribute to Loet Leydesdorff	35
Positive covariation or trade-off? A cross-disciplinary investigation of shell nouns and their congruent expressions in research articles	35
Mapping the unseen in practice: comparing latent Dirichlet allocation and BERTopic for navigating topic spaces	34
Examining linguistic shifts in academic writing before and after the launch of ChatGPT: a study on preprint papers	34

Citation structural diversity: a novel metric combining structure and semantics for literature evaluation	33
Integrated knowledge content in an interdisciplinary field: identification, classification, and application	32
In which fields do higher impact journals publish higher quality articles?	32
Life scientists’ experience with posting preprints during the COVID-19 pandemic	31
Retraction of Predatory publishing in Scopus: evidence on cross-country differences lacks justification	31