Results 261 to 270 of about 2,794,122 (314)

Informal payments and the illusion of free care: a perspective from Somalia's fragile health system. [PDF]

Int J Equity Health
Khalif IA, Hubow YA, Abdi AN, Dahir NA, Abdi AM, Bashir SG.   +5 more
europepmc   +1 more source

Free access and scientific quality: Cybergeo's resources

Cybergeo, 2006
Denise Pumain
doaj  

Towards Free Access to Scientific Literature

Nieuw Archief voor Wiskunde, 2001
openaire   +2 more sources

Some of the next articles are maybe not open access.

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Free-Access Policy for Internal Networks

Information Systems Research, 1994
This paper evaluates the free-access policy as a control mechanism for internal networks. We derive the optimal message pricing scheme, compare it to the free-access policy, and study the associated net-value loss. We derive uniform upper bounds on this value loss, and apply our results to the polar implementations of ethernet and token ring networks.
P. S. Giridharan, Haim Mendelson
exaly   +2 more sources

Free Access to Landsat Imagery

Science, 2008
![Figure][1] Free image. This Landsat 5 image of the southeastern corner of the Black Sea is part of the general U.S. archive that will be accessible for free under the new USGS policy. CREDIT: BOSTON UNIVERSITY CENTER FOR REMOTE SENSING We are entering a new era in the Landsat Program, the oldest and most venerable of our Earth-observing satellite
Curtis E, Woodcock, Richard, Allen, Martha, Anderson, Alan, Belward, Robert, Bindschadler, Warren, Cohen, Feng, Gao, Samuel N, Goward, Dennis, Helder, Eileen, Helmer, Rama, Nemani, Lazaros, Oreopoulos, Joh, Schott, Prasad S, Thenkabail, Eric F, Vermote, James, Vogelmann, Michael A, Wulder, Randolph, Wynne   +17 more
openaire   +2 more sources