Results 31 to 40 of about 3,100 (215)

Through the newsfeed glass: Rethinking filter bubbles and echo chambers [PDF]

open access: yes, 2022
In this paper, we will re-elaborate the notions of filter bubble and echo chambers, taking into account human cognitive systems’ limitations and how they experience digital technologies.
Giacomo Figà Talamanca, Selene Arfini
core   +1 more source

Literatura e historia: La Reconquista de Talamanca. Novela costarricense y los textos históricos de Ricardo Fernández Guardia

open access: yesRevista de Filología y Lingüística de la Universidad de Costa Rica, 2008
Este artículo estudia el vínculo intertextual de dos textos historiográficos de Ricardo Fernández Guardia (Historia de Costa Rica: el descubrimiento y la conquista (1924) y la Reseña Histórica de Talamanca (1918)) con La Reconquista de Talamanca, novela ...
Alexánder Sánchez Mora
doaj   +1 more source

Pollinator efficiency, rather than bee decline, explains a shift to hummingbird pollination in tropical montane forests

open access: yesNew Phytologist, EarlyView.
Hummingbird pollination is a hallmark of American plant diversity and has long been thought to evolve in tropical mountains due to declining bee activity. Using sister species of Costus specialized on bees (C. kuntzei) and hummingbirds (C. wilsonii), we show that this shift is not driven by reduced bee visitation with elevation, but by greater ...
Pedro Juárez   +7 more
wiley   +1 more source

Psychoda talamanca Quate

open access: yes, 2011
Psychoda talamanca Quate (Figs 36–43) Psychoda talamanca Quate, 1996: 77. Type Locality: Costa Rica (Limón, Puerto Viejo de Talamanca). Diagnosis. Antenna with 14 flagellomeres, 11th, 12th and 13th fused; palpal formula 1.0:0.8:0.8:1.0; subgenital plate with apical lobes in V and pilose, except basally; internal ornamentation micropilose, genital ...
Cordeiro, Danilo   +2 more
openaire   +2 more sources

Exploring Costa Rica's fungal trends: Insights from digitized specimens

open access: yesPLANTS, PEOPLE, PLANET, Volume 8, Issue 4, Page 1256-1274, July 2026.
Fungi are essential to tropical ecosystems but remain largely absent from conservation agendas. By analyzing over 78,000 fungal records from Costa Rica—a globally recognized biodiversity hotspot—this study reveals key patterns in fungal diversity, distribution, and seasonality.
Melissa Mardones   +2 more
wiley   +1 more source

Value at Risk in a Complete Stochastic Volatility Model [PDF]

open access: yes, 2004
In Figà-Talamanca and Guerra (see FGTG,FGTG1 and FGTG2 for details) we have analysed the performance of Hobson and Rogers (1998) model to fit correctly the smile curve of implied volatility, paying specific attention to the calibration of the feedback ...
G. Figà Talamanca   +1 more
core  

Lineamenti di storia del diritto romano. Sotto la direzione di M. Talamanca

open access: yesCzasopismo Prawno-Historyczne, 1983
Recenzja: Lineamenti di storia del diritto romano. Sotto la direzione di Mario Talamanca. Milano, Dott. A. Giuffrè Editore, 1979, ss. VII + 799.
Władysław Bojarski
doaj   +1 more source

Anthurium talamancae Engl.

open access: yes, 2019
Anthurium talamancae Engl. (Fig. 5D) Material examined. Parque Nacional Darién. Serranía de Pirre, Rancho Plástico; 07°59′13″N, 077°42′28″W; 1127 m; 30 Jul. 2016; O. O. Ortiz 2639 (PMA). Identification. This species is characterized by its epiphytic habit, short stems and internodes, intact and deciduous cataphylls in most of the upper nodes ...
Ortiz, Orlando Oriel   +3 more
openaire   +2 more sources

Natives Against Invaders: Shared Use of Space and Temporal Segregation of Clouded Tiger‐Cats (Leopardus pardinoides) and Domestic Dogs (Canis familiaris) in an Isolated Protected Area

open access: yesEcology and Evolution, Volume 16, Issue 6, June 2026.
We studied the spatial and temporal relationships between clouded tiger‐cats and dogs in an isolated protected area of Colombia. Dogs influenced the activity patterns of clouded tiger‐cats but not their habitat use. Conservation actions should be directed to mitigate potential contact between both species.
J. C. Cepeda‐Duque   +6 more
wiley   +1 more source

"La frontera indígena de la gran Talamanca. 1840-1930", de Alejandra Boza Villarreal

open access: yesAnuario de Estudios Centroamericanos, 2015
Reseña del libro "La frontera indígena de la gran Talamanca. 1840-1930", de Alejandra Boza Villarreal.
Mauricio Murillo Herrera
doaj   +1 more source

Home - About - Disclaimer - Privacy