Results 31 to 40 of about 24,089 (199)

A computer simulation of the Volga River hydrological regime: a problem of water-retaining dam optimal location

open access: yes, 2017
We investigate of a special dam optimal location at the Volga river in area of the Akhtuba left sleeve beginning (7 \, km to the south of the Volga Hydroelectric Power Station dam).
Agafonnikova, E. O.   +2 more
core   +1 more source

Mechanisms of Innovation Development at Small Enterprises (illustrated by Volgograd Region) (illustrated by Volgograd Region)

open access: yesVestnik of the Plekhanov Russian University of Economics, 2021
Small business quickly responds to changing market situation, which brings to economy a certain share of flexibility that fosters solution of employment problem and provides satisfaction of individual needs through mobilizing personnel and economic resources.
openaire   +3 more sources

Medieval monuments of the Lower Volga Region: preli­minary results of the expedition

open access: yesЗолотоордынское обозрение
From September 9 to 14, 2024, employees of the the Usmanov Center for Research on the Golden Horde and Tatar Khanates of the Marjani Institute of History of the Tatarstan Academy of Sciences carried out an expedition to the Lower Volga Region.
Giniyatullina L.S.
doaj   +1 more source

A critical analysis of urban regeneration programmes in Europe [PDF]

open access: yes, 2015
Urban regeneration is informed and driven by the causes and effects of globalization, climate change, the global economic crisis, and lifestyle changes.
Durosaiye, Isaiah Oluremi, Hadjri, Karim
core  

Seed fossil record of Solanaceae revisited

open access: yesTAXON, Volume 75, Issue 1, February 2026.
Abstract The fossil record for Solanaceae has a complex taxonomic history, with many species originally described in the family being subsequently shown to belong in other plant families. In this work, we present an in‐depth analysis of the nightshade seed fossil record, which corresponds to the largest amount of fossil material for the family.
Rocío Deanna   +14 more
wiley   +1 more source

Winter Anomaly of the Lower Ionosphere and Its Possible Causes [PDF]

open access: yes, 1984
It is a well-known fact that in winter the midlatitude lower ionosphere differs considerably from that in summer. Attempts to explain the possible causes of the winter anomaly in the lower ionosphere were made.
Rapoport, Z. T.
core   +1 more source

Weaponising the Supply Chain: Yemen's Blockade and the Contradictions of Maritime Logistics Capital

open access: yesAntipode, Volume 58, Issue 1, January 2026.
Abstract This paper examines the 2023–2025 naval blockade imposed by Yemen in the Red Sea. It argues that the blockade's success in disrupting global trade stemmed from the potent confluence of asymmetric military tactics and the structural vulnerabilities inherent within global maritime logistics capitalism.
Ashok Kumar
wiley   +1 more source

University as Destiny: To the 65th Anniversary of Doctor of Historical Sciences, Professor S.G. Sidorov

open access: yesВестник Волгоградского государственного университета. Серия 4. История, регионоведение, международные отношения, 2020
The article is prepared for the 65th anniversary of Doctor of Historical Sciences, Professor of the Department of Russian and World History, Archaeology of Volgograd State University Sergey G. Sidorov. The article traces the biography of S.G.
Oleg V. Kuznetsov
doaj   +1 more source

Detection and Characterization of Sindbis Virus Genotype IV in Mosquitoes From Slovenia

open access: yesTransboundary and Emerging Diseases, Volume 2026, Issue 1, 2026.
Mosquitoes play a crucial role as vectors of disease pathogens and are among the most socioeconomically important animals in the world. Medically important arboviruses include the Sindbis virus (SINV), which causes chills, skin rashes, and joint pain. Endemic in northern Europe, SINV has been increasingly detected in central Europe. The main objectives
Patricija Pozvek   +11 more
wiley   +1 more source

Ullemar's formula for the Jacobian of the complex moment mapping

open access: yes, 2003
The complex moment sequence m(P) is assigned to a univalent polynomial P by the Cauchy transform of the P(D), where D is the unit disk. We establish the representation of the Jacobian det dm(P) in terms of roots of the derivative P'.
Aharonov D   +13 more
core   +1 more source

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