Sage Journals: Discover world-class research

Free access

Research article

First published 2014-3

Reports and other PDF Documents

Rafael J. A. Cámara

The Stata Journal: Promoting communications on statistics and Stata

Retricted access

Research article

First published 2025-11

A PDF watermarking scheme utilizing invisible QR code embedding in the spatial domain

Iosif Polenakis, Vasileios Vouronikos, Angjele Merolli [...]

Journal of Computer Security

Free access

Research article

First published 2011-3

What you see is not what you get in the PDF document format

Mads R. Dahl, Eivind O. Simonsen, Christian B. Høyer

Health Informatics Journal

Open access

Research article

First published 2021-10

The Neuropeptide PDF Is Crucial for Delaying the Phase of Drosophila’s Evening Neurons Under Long Zeitgeber Periods

Koustubh M. Vaze, Charlotte Helfrich-Förster

Journal of Biological Rhythms

Free access

Research article

First published 2008-04

Electrical Silencing of PDF Neurons Advances the Phase of non-PDF Clock Neurons in Drosophila

Ying Wu, Guan Cao, Michael N. Nitabach

Journal of Biological Rhythms

Free access

Research article

First published 2018-2

Sensitivity to Pigment-Dispersing Factor (PDF) Is Cell-Type Specific among PDF-Expressing Circadian Clock Neurons in the Madeira Cockroach

Julia Gestrich, Maria Giese, Wen Shen [...]

Journal of Biological Rhythms

Retricted access

Research article

First published 2008-6

Recognition-free search in graphics stream of PDF

A Balasubramanian, C V Jawahar

World Digital Libraries: An international Journal

Retricted access

Research article

First published 1997-04

Co-Combustion of Refuse-Derived and Packaging-Derived Fuels (Rdf and Pdf) With Conventional Fuels

Helena Manninen, Kari Peltola, Juhani Ruuskanen

Waste Management & Research: The Journal for a Sustainable Circular Economy

Free access

Research article

First published 2006-04

PDF Cycling in the Dorsal Protocerebrum of the Drosophila Brain Is Not Necessary for Circadian Clock Function

Elzbieta Kula, Edwin S. Levitan, Elzbieta Pyza [...]

Journal of Biological Rhythms

Retricted access

Research article

First published 2015-2

On methods and tools of table detection,extraction and annotation in PDF documents

Shah Khusro, Asima Latif, Irfan Ullah

Journal of Information Science

Search results