Results 51 to 60 of about 560,071 (302)

Investidura de armas de los reyes españoles en los siglos XII y XIII

open access: yes, 1988
Este trabajo quiere ser una primera aproximacion a uno de los temas mas apasionantes para la simbologia politica medieval: la investidura de armas del rey en la Espana cristiana de los siglos XII y XIII. El tema tiene todas las dificultades propias de
B. Martín
semanticscholar   +1 more source

Economic and Technical Assessment of Wind Potential Using SARIMAX Time Series Models: Wind Speed Forecasting and Analysis

open access: yesEnergy Science &Engineering, EarlyView.
The wind energy potential of Khaf was evaluated for 2025 using 15 years of wind data combined with advanced forecasting models, SARIMAX and Prophet. This integrated framework enables precise estimation of wind power density and optimal turbine selection, paving the way for the efficient and sustainable development of wind farms in the region.
Mohammad Amin Valizadeh   +3 more
wiley   +1 more source

Mortes e crimes cometidos com armas de fogo na Cidade Autônoma de Buenos Aires, 2002

open access: yes, 2006
Resumo A violencia se constitui em um dos problemas mais graves da America Latina. O uso de pequenas e leves armas de fogo e considerado o principal responsavel por esse fato.
Spinelli Hugo   +6 more
semanticscholar   +1 more source

Forecasting Carbon Prices: A Literature Review

open access: yesJournal of Forecasting, EarlyView.
ABSTRACT Carbon emissions trading is utilized by a growing number of states as a significant tool for addressing greenhouse gas emissions (GHG), global warming problem and the climate crisis. Accurate forecasting of carbon prices is essential for effective policy design and investment strategies in climate change mitigation.
Konstantinos Bisiotis   +2 more
wiley   +1 more source

Information Flows, Stock Market Volatility and the Systemic Risk in Global Finance

open access: yesInternational Journal of Finance &Economics, EarlyView.
ABSTRACT Information flows are a theoretical explanation for stock market volatility, but controversy remains regarding how to measure them. Based on cross‐sectional and temporal properties of information flows, we decompose total trading volume into four types: cross‐country shocks and country‐specific shocks due to arrivals of private information ...
Yen‐Hsiao Chen   +3 more
wiley   +1 more source

Organization of nursing care in the Spanish Civil War (1936-1939): a historical approach

open access: yesCultura de los Cuidados, 2019
The resolution of health problems in the population, as well as the assistance to injured people during the Spanish Civil War (1936-1938), were achieved in the Insurgent and republican fronts by national and international organizations.
Patricia Domínguez Isabel   +5 more
doaj   +1 more source

Noncausal AR‐ARCH Model and Its Applications to Financial Time Series

open access: yesInternational Journal of Finance &Economics, EarlyView.
ABSTRACT We extend the noncausal autoregressive models by introducing noncausality into the variance component, allowing the volatility to depend on future prices as well. We refer to this model as the noncausal AR‐ARCH model, and it enables us to account for shocks arising from market agents who possess more information and engage in forward‐looking ...
Yaosong Zhan   +3 more
wiley   +1 more source

Seguimiento ambulatorio de pacientes alcohólicos

open access: yesRevista de Ciencias Médicas de Pinar del Río, 2015
Introducción: la atención del paciente alcohólico, constituye un reto en lo referente a garantizar la imprescindible disposición de ayuda, actitud sin la cual resultaría improbable el logro de los objetivos. Objetivo: determinar las características de la
Adalberto Montanet Avendaño   +3 more
doaj  

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