نتایج جستجو برای: 1950s

تعداد نتایج: 8095  

Journal: :Advances in Climate Change Research 2021

Journal: :International Journal of Epidemiology 2006

Journal: :Geophysical Research Letters 2008

2003
Duncan M. Ross

Throughout the 1950s the British government practised demand management through the banking system by issuing a series of requests that they should control the levels of credit in the economy. Such an approach to economic management can be justified on two grounds [17, pp. 157-60]. From a macroeconomic point of view, the restraints on lending can be seen as a way of controlling monetary expansi...

Journal: :Operations Research 2002
G. F. Newell

T has been a revival of interest in traffic flow theory in the late 1990s, mostly because vehicle detectors have been installed at many highway locations throughout the world to record the passing of vehicles. The purpose of these detectors is to monitor congestion and provide information for possible control or to advise motorists of possible alternative routing. To understand the consequences...

Journal: :Parassitologia 2004
G Garippa A Varcasia A Scala

In Italy the epidemiological pattern of cistic echinococcosis (CE) is incomplete and the information for most regions is out of date, contradictory, and almost exclusively limited to the intermediate hosts. The disease is found most frequently in particular social and economic conditions: widespread use of extensive or semi-extensive sheep farming, illegal slaughtering, and high numbers of shee...

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