Comptes rendus de l'Académie bulgare des Sciences

C O N T E N T S

MATHEMATICS

01   Irshaad Ahmed, Georgi E. Karadzhov, Ali Raza   Optimal Embeddings of Generalized Inhomogeneous Sobolev Spaces

02   Radoš Bakić   On the Representation of a Polynomial as a Sum of Monomials

03   Ralitza K. Kovacheva   On Strong Asymptotics of Rows of the Padé Table

PHYSICS

04   Victoria Atanassova, Ivan Kostadinov, Margarita Grozeva   Laser Cleaning of Different Surfaces by Copper Bromide Vapour Laser: Application for Cultural Heritage Preservation

CHEMISTRY

05   Albena K. Detcheva, Paunka S. Vassileva   Analytical Characterization of Bottom Ashes from Four Bulgarian Coal-fired Power Plants

06   Daniela Stoyanova, Irena Mihailova, Dimitar Radev, Georgi Ivanov, Dimitar Mehandjiev   Catalytic Oxidation of CO by Copper-Nickel Oxides Supported on γ‑ALUMINA

BIOLOGY

07   Vladimir Vladimirov, Marjan Niketić   A New Species of Cirsium (Asteraceae) to the Bulgarian Flora

08   Dimitar Ivanov, Radostina Alexandrova, Rositsa Milcheva, Katerina Todorova   Inhibitory Effect of Some Nucleotides, and Nucleotide Sugar Derivatives on the Microsomal Sialyltransferase Activity of MCF‑7 Cells

09   Veselin Nanev, Ivelin Vladov, Margarita Gabrashanska, Omnia M. Kandil, Noha M. F. Hassan, Dooa Sedky, Neli T. Tsocheva-Gaytandzhieva   Rat Spleen Trace Element Contents under Combined Effect of Chronic Fasciolosis and Basic Zinc-Copper Compound

10   Dzhemal Moten, Diyana Basheva, Rumen Mladenov, Balik Dzhambazov, Ivanka Teneva   Utility of the 5S rRNA Sequence and Its Secondary Structure for Phylogenetic Analyses and Recognition of Cyanobacterial Strains

11   Petranka Zdraveva, Pavlinka Popova, Aleksandar Shkondrov, Ilina Krasteva, Iliana Ionkova   Investigation of in Vitro Cultures of Astragalus Monspessulanus L.

GEOLOGY

12   Bogdan Prodanov, Lyubomir Dimitrov, Nataliya Andreeva, Stoyan Keremedchiev   Geomorphological Setting of the Coastal Zone between Cape Galata and Cape Paletsa, Bulgarian Black Sea

SPACE SCIENCES

13   Roumen Nedkov   Normalized Differential Greenness Index for Vegetation Dynamics Assessment

ENGINEERING SCIENCES

14   Krassimir Atanassov, Eulalia Szmidt, Janusz Kacprzyk, Vassia Atanassova   An Approach to a Constructive Simplification of Multiagent Multicriteria Decision Making Problems via Intercriteria Analysis

MEDICINE

15   Alexandar Iliev, Lazar Jelev, Boycho Landzhov, Georgi Kotov, Dimka HinovaPalova, Wladimir Ovtscharoff   An Immunohistochemical Study of the Expression of Neuronal NOS in the Myocardium of Spontaneously Hypertensive Rats

16   Milen H. Hristov, Krassimira S. Yakimova   Effects of Leptin on Firing Rate of Neurons from the Preoptic Area of the Anterior Hypothalamus (PO/AH) in Rats with Normal Weight and Experimental Model of Obesity

17   Mila Lubomirova, Boris Bogov, Julia Petrova   A Connection between Homocystein Levels in Chronic Kidney Disease and Cardiovascular Risk

18   Marin Muhtarov, Francesca Tamarozzi   Human Cystic Echinococcosis related Mortality in the Southeastern Rhodope Region of Bulgaria