| ieeexplore.ieee.org | 12384 |
| link.springer.com | 1694 |
| dl.acm.org | 1529 |
| www.computer.org | 883 |
| linkinghub.elsevier.com | 862 |
| www.ncbi.nlm.nih.gov | 172 |
| www.sciencedirect.com | 141 |
| www.worldscientific.com | 58 |
| www.spiedigitallibrary.org | 45 |
| www.nature.com | 37 |
| www.scitepress.org | 26 |
| onlinelibrary.wiley.com | 25 |
| www.crossref.org | 24 |
| www.mitpressjournals.org | 20 |
| mr.crossref.org | 18 |
| www.inderscience.com | 16 |
| arxiv.org | 11 |
| jivp-eurasipjournals.springeropen.com | 10 |
| www.isca-speech.org | 8 |
| www.tandfonline.com | 8 |
| www.hindawi.com | 6 |
| jneurodevdisorders.biomedcentral.com | 6 |
| www.emeraldinsight.com | 6 |
| content.iospress.com:443 | 4 |
| academic.oup.com | 4 |
| www.intechopen.com | 4 |
| infoscience.epfl.ch | 3 |
| www.bmva.org | 3 |
| www.base-search.net | 3 |
| epubs.siam.org | 3 |
| bmcbioinformatics.biomedcentral.com | 3 |
| journals.sagepub.com | 2 |
| www.liebertpub.com | 2 |
| tel.archives-ouvertes.fr | 2 |
| portal.dnb.de | 2 |
| ethos.bl.uk | 2 |
| journalofbigdata.springeropen.com | 2 |
| www.jstage.jst.go.jp | 2 |
| aclanthology.info | 2 |
| ora.ox.ac.uk | 2 |
| autosoftjournal.net | 2 |
| ipsjcva.springeropen.com | 2 |
| journal-bcs.springeropen.com | 2 |
| www.informatica.si | 2 |
| www.matec-conferences.org | 1 |
| dpi-proceedings.com | 1 |
| digital-library.theiet.org | 1 |
| www.usenix.org | 1 |
| jphysiolanthropol.biomedcentral.com | 1 |
| spiral.imperial.ac.uk:8443 | 1 |
| annals-csis.org | 1 |
| www.research-collection.ethz.ch | 1 |
| www.int-arch-photogramm-remote-sens-spatial-inf-sci.net | 1 |
| bmcgenomics.biomedcentral.com | 1 |
| ecommons.udayton.edu | 1 |
| eprints.soton.ac.uk | 1 |
| www.teses.usp.br | 1 |
| www.aast.edu | 1 |
| ir.library.louisville.edu | 1 |
| www.mecs-press.org | 1 |
| jes-eurasipjournals.springeropen.com | 1 |
| www.lrec-conf.org | 1 |
| www.ijeee.net | 1 |
| asp-eurasipjournals.springeropen.com | 1 |
| www.aaai.org | 1 |
| journals.tubitak.gov.tr | 1 |
| cit.fer.hr | 1 |
| www.morganclaypool.com | 1 |
| koreascience.or.kr | 1 |
| www.degruyter.com | 1 |
| www.isprs-ann-photogramm-remote-sens-spatial-inf-sci.net | 1 |
| www.mdpi.com | 1 |
| bmcneurosci.biomedcentral.com | 1 |
| www.repository.cam.ac.uk | 1 |
| ro.uow.edu.au | 1 |
| www.research.lancs.ac.uk | 1 |
| www.ijcai.org | 1 |
| hcis-journal.springeropen.com | 1 |
| digitalcommons.unl.edu | 1 |
| www.atlantis-press.com | 1 |