Is a bimonthly publication of the International Press, publishing papers on all areas in which theoretical physics and mathematics interact with each other.
All original research articles published by BioMed Central are made freely and permanently accessible online immediately upon publication. Subject areas include biology and biomedicine.
Is a new monthly online publication comprising reviews spanning the complete spectrum of the molecular life sciences. CSH Perspectives provides the life sciences community with authoritative analyses of progress in emerging areas of molecular, cell, and developmental biology, genetics, evolutionary biology, neuroscience, cancer biology, and molecular pathology.
Is a solely electronic publication with a primary focus on digital library research and development, including but not limited to new technologies, applications, and contextual social and economic issues.
Provides links to more than 105,000 title records from more than 1800 commercial and non-commercial publishers, universities, and various private sites. About 66,000 of these books, text, and documents are available free, while many others are available at very modest cost.