Results 61 to 70 of about 99,729 (223)

Central pontine myelinolysis and extrapontine myelinolysis: literature review and case report

open access: yesУчёные записки Санкт-Петербургского государственного медицинского университета им. Акад. И.П. Павлова, 2020
Central pontine myelinolysis (CPM) is a concentrated, symmetric, non-inflammatory demyelination within the central basis pontis. In 10 % of patients with СРМ, demyelination also occurs in extrapontine regions: the mid brain, thalamus, basal nuclei, and ...
E. M. Sheveleva   +3 more
doaj   +1 more source

New records of lichens and allied fungi from the Leningrad Region, Russia. VI [PDF]

open access: yes, 2015
Eighteen species of lichens and five lichenicolous fungi are reported here for the Leningrad Region or Saint Petersburg. Of them, the lichens Absconditella delutula, Calogaya pusilla, Flavoplaca flavocitrina and Rinodina colobina are new for the North ...
Gagarina, Ludmila   +6 more
core   +2 more sources

Snap Judgements: Turning Photography into Art in the Late Soviet Union

open access: yesThe Russian Review, Volume 85, Issue 2, Page 217-236, April 2026.
Abstract The history of photography and photography theory in the nineteenth and twentieth centuries is often preoccupied with “Western” criticism and arguments regarding the photograph as art, document, or technology. Yet, this criticism has ignored the development of photographic theory in the Soviet Union, particularly during the 1950s and 1960s ...
Jessica Werneke
wiley   +1 more source

Четыре Петербурга и один Ленинград Владимира Набокова

open access: yesPolilog: Studia Neofilologiczne, 2012
Four Petersburg and one Leningrad of Vladimir Nabokov Stronger sense of nostalgia accompanies Nabokov since young years to extreme old age. It has been connected, at first of all, with Petersburg where he was born, has spent the childhood and where ...
Oleg Fiedotow
doaj  

Estimates for capacities and traces of potentials

open access: yesInternational Journal of Mathematics and Mathematical Sciences, 1984
It is shown that “isoperimetric” inequalities, relating measures and capacities, hold for all sets in ℝn if they are valid for all balls. As a corollary, the necessary and sufficient conditions for the continuity of some imbeddings of M. Riesz and Bessel
V. G. Maz'ja, S. P. Preobrazenskii
doaj   +1 more source

Volcanic activity and climates of the Earth and Mars

open access: yesGeofísica Internacional, 1985
Se considera un impacto climático del volcanismo sobre la Tierra y Marte y se hace su análisis comparativo. Se analiza la influencia de los componentes gaseosos y aerosoles -de la nube .volcánica en evolución sobre el efecto de invernadero y el clima de ...
K. Ya Kondratyev   +3 more
doaj   +1 more source

Functions of perturbed normal operators [PDF]

open access: yes, 2010
In \cite{Pe1}, \cite{Pe2}, \cite{AP1}, \cite{AP2}, and \cite{AP3} sharp estimates for $f(A)-f(B)$ were obtained for self-adjoint operators $A$ and $B$ and for various classes of functions $f$ on the real line $\R$. In this note we extend those results to
Aleksandrov, Aleksei   +3 more
core   +3 more sources

Color as A Narrative Device in Illustration: A Systematic Review

open access: yesColor Research &Application, Volume 51, Issue 2, March/April 2026.
Color in picture book illustration operates simultaneously as a representational code, cognitive scaffold, and affective cue supporting theories such as Dual Coding and multimodal discourse while revealing gaps in methodology and cross‐cultural research.
Lidia Jiménez‐Duarte   +2 more
wiley   +1 more source

Understanding Constraints to Recreational Fishing in the International Tourism Context: The Case of Russian Tourists in Finland

open access: yesAquaculture, Fish and Fisheries, Volume 6, Issue 1, February 2026.
ABSTRACT Despite the large perceived popularity of fishing as a recreational activity, its multiple tourism dimensions, such as constraints, have received somewhat limited research interests. Leisure constraints research sheds insights into consumer travel, helping tourism service providers and developers develop and target services more efficiently ...
Olga Hannonen   +5 more
wiley   +1 more source

Stromal gastrointestinal tumor of ileum (clinical case)

open access: yesАмбулаторная хирургия, 2017
A small intestine malignant tumor reaches 2,1% in the structure of digestive tract neoplasms. This type of disease presented as duodenal (about 50%), jejunum (30%) and ileum (20%) malignant tumors.
L.D. Roman   +7 more
doaj  

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