This map shows the geographic impact of Virgil Brack's research. It shows the number of citations coming from papers published by authors working in each country. You can also color the map by specialization and compare the number of citations received by Virgil Brack with the expected number of citations based on a country's size and research output (numbers larger than one mean the country cites Virgil Brack more than expected).
This network shows the impact of papers produced by Virgil Brack. Nodes represent research fields, and links connect fields that are likely to share authors. Colored nodes show fields that tend to cite the papers produced by Virgil Brack. The network helps show where Virgil Brack may publish in the future.
Co-authorship network of co-authors of Virgil Brack
This figure shows the co-authorship network connecting the top 25 collaborators of Virgil Brack.
A scholar is included among the top collaborators of Virgil Brack based on the total number of
citations received by their joint publications. Widths of edges
represent the number of papers authors have co-authored together.
Node borders
signify the number of papers an author published with Virgil Brack. Virgil Brack is excluded from
the visualization to improve readability, since they are connected to all nodes in the network.
Duchamp, Joseph E., et al.. (2013). Habitat use by bats in two Indiana forests prior to silvicultural treatments for oak regeneration. 203–217.1 indexed citations
Brack, Virgil & John O. Whitaker. (2006). The Indiana Myotis (Myotis sodalis) on an Anthropogenic Landscape: Newport Chemical Depot, Vermillion County, Indiana. Proceedings of the Indiana Academy of Science. 115(1). 44–52.2 indexed citations
Whitaker, John O., et al.. (2005). Bats of Camp Atterbury in South-Central Indiana. Proceedings of the Indiana Academy of Science. 114(2). 216–223.4 indexed citations
Whitaker, John O., Dale W. Sparks, & Virgil Brack. (2004). BATS OF THE INDIANAPOLIS INTERNATIONAL AIRPORT AREA, 1991-2001. Proceedings of the Indiana Academy of Science. 113(2). 151–161.19 indexed citations
14.
Brack, Virgil, et al.. (2003). Wintering populations of bats in Indiana, with emphasis on the endangered Indiana myotis, Myotis sodalis. Proceedings of the Indiana Academy of Science. 112(1). 61–74.9 indexed citations
15.
Whitaker, John O., James B. Cope, & Virgil Brack. (2003). Bats of Wyandotte Cave, Crawford County, Indiana. Proceedings of the Indiana Academy of Science. 112(1). 75–84.1 indexed citations
16.
Whitaker, John O., Virgil Brack, & James B. Cope. (2002). Are Bats in Indiana Declining. Proceedings of the Indiana Academy of Science. 111(1). 95–106.22 indexed citations
17.
Brack, Virgil & John O. Whitaker. (2001). Foods of the northern myotis, Myotis septentrionalis, from Missouri and Indiana, with notes on foraging. Acta Chiropterologica. 3(2). 203–210.33 indexed citations
18.
Brack, Virgil, et al.. (1987). A Wetland Habitat Assessment Method using Birds. 1155–1170.1 indexed citations
19.
Cable, Ted T., et al.. (1985). Avifauna as Indicators of Habitat Quality in Some Wetlands of Northern Indiana. Proceedings of the Indiana Academy of Science. 95. 523–528.1 indexed citations
Rankless uses publication and citation data sourced from OpenAlex, an open and comprehensive
bibliographic database. While OpenAlex provides broad and valuable coverage of the global
research landscape, it—like all bibliographic datasets—has inherent limitations. These include
incomplete records, variations in author disambiguation, differences in journal indexing, and
delays in data updates. As a result, some metrics and network relationships displayed in
Rankless may not fully capture the entirety of a scholar's output or impact.