Results 1 to 10 of about 240 (52)

Records and Descriptions of Epitoniidae (Orthogastropoda: Epitonioidea) from the Deep Sea off Northeastern Brazil and a Checklist of Epitonium and Opalia from the Atlantic Coast of South America

open access: yesInternational Journal of Zoology, Volume 2012, Issue 1, 2012., 2012
A total of six genera and 10 species of marine gastropods belonging to the family Epitoniidae were collected from dredges of the continental slope off Brazil during the development of the REVIZEE (Live Resources of the Economic Exclusive Zone) Program.
Silvio F. B. Lima   +4 more
wiley   +1 more source

Biodiversity of ecosystems in an arid setting: The late Albian plant communities and associated biota from eastern Iberia. [PDF]

open access: yesPLoS One, 2023
Barrón E   +6 more
europepmc   +1 more source

A new crested pterosaur from the Early Cretaceous of Spain: the first European tapejarid (Pterodactyloidea: Azhdarchoidea). [PDF]

open access: yesPLoS One, 2012
Vullo R   +6 more
europepmc   +1 more source
Some of the next articles are maybe not open access.

Instrumental Neutron Activation Analysis of Pottery From Sites LA 57469, LA 83733, LA 87371, and LA 87372 Melrose, New Mexico

2004
Eight samples of pottery from archaeological sites LA87371 , LA87372, and LA873733 near Melrose, New Mexico have been analyzed by instrumental neutron activation analysis (INAA) at the University of Missouri Research Reactor Center (MURR). Chris Lowry chose the samples from collections obtained during CRM investigations at the sites.
Speakman, Robert J., Glascock, Michael
openaire   +2 more sources

LA 83733 Site Report

2004
Site Report for LA 83733. This site dates between 900-1540 AD. LA 83733 represents a repeatedly occupied short-term camp that contains abundant lithic debris, lithic tools, and ground stone, with smaller amounts of ceramics. This site is eligible for the NRHP.
openaire   +1 more source

University Dropout Problems and Educational Trends [PDF]

open access: yes, 2023
School dropout is an issue that worries and threatens the permanence and student success in universities, becoming a decision factor that accounts for the lack of sensitive opportunities of the social purpose of universities.
Fernando Augusto Poveda Aguja   +2 more
core   +2 more sources

Servicio público vs. autonomía, el dilema de la cultura periodística cubana [PDF]

open access: yes, 2022
Introduction: During the presidency of Raúl Castro (2006-2018), the Cuban media system has lost the state-partisan monopoly and has suffered the decentralization of communication production and distribution.
Fernández Hernández , Carlos   +1 more
core   +2 more sources

The Tensor Track, III [PDF]

open access: yes, 2013
We provide an informal up-to-date review of the tensor track approach to quantum gravity. In a long introduction we describe in simple terms the motivations for this approach.
Rivasseau, Vincent
core   +1 more source

Patrones comunes de fracaso y reorganización por sector y país para las PYMEs de seis países europeos utilizando PDFR [PDF]

open access: yes, 2023
[EN] This study contributes to identifying common distress patterns in financial indicators by sector and country in Finland, France, Germany, Italy, Portugal, and Spain as well as ex-post signals of reorganization success.
Castaño Gutiérrez, Francisco Javier   +4 more
core   +4 more sources

DESEMPEÑO ELÉCTRICO Y DISMINUCIÓN DE LA CARGA ORGÁNICA DE UNA MEZCLA DE LODO Y AGUA RESIDUAL SINTÉTICA DE UNA CELDA DE COMBUSTIBLE MICROBIANA [PDF]

open access: yes, 2021
The objective of this work was to evaluate the electrical performance and the organic load reduction of a Microbial Fuel Cell (MFC), using synthetic wastewater and anaerobic sludge from an area of Túquerres, Nariño.
Arteaga Benavides, Beatriz Elizabeth   +3 more
core   +3 more sources

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