Vol. 76 No. 5 (2023)

Mathematics

Third Natural Connection on Riemannian Π-manifolds

Hristo Manev

657–666
- Full Text

Physics

Saharan Dust Loads over Sofia, Bulgaria: Lidar Observations on Winter and Spring Dust Events

Zahari Peshev, Liliya Vulkova, Atanaska Deleva, Tanja Dreischuh

667–676
- Full Text
Numerical Simulation of Highly Dispersive Dark Optical Solitons with Kerr Law of Nonlinear Refractive Index by Laplace–Adomian Decomposition Method

Oswaldo González-Gaxiola, Anjan Biswas, Yakup Yildirim, Anelia Dakova

677–688
- Full Text
PEO/Starch-Nanocrystals Based Solid Polymer Electrolyte Membranes for Magnesium Ion Conducting Applications

Yordan G. Marinov, Hari K. Koduru, Ginka K. Exner, George R. Ivanov, Nicola Scaramuzza

689–697
- Full Text

Biology

Microbial Transformation of Lycorine by Talaromyces pinophilus Isolated from the Rhizosphere of Leucojum aestivum L.

Blaga Mutafova, Ekaterina Krumova, Galina Stoyancheva, Nedelina Kostadinova, Jeny Miteva-Staleva, Vladyslava Dishliyska, Milena Nikolova, Maria Angelova, Strahil Berkov

698–706
- Full Text
Macrofungi in Stands of the Endemic Pine Pinus peuce as Inferred from Morphological and Molecular Data

Boris Assyov, Monica Slavova

707–715
- Full Text
Behavioural Effects of Alkaloid Fraction from Narcissus cv. “Hawera” on Rats

Dimitar Bakalov, Daniela M. Pechlivanova, Zafer A. Sabit, Radka Tafradjiiska, Milena T. Nikolova, Alexander G. Stoynev, Strahil H. Berkov

716-721
- Full Text
The Effect of Temperature on Flight Initiation of Pine Processionary Moth in Bulgaria

Gergana Zaemdzhikova, Tsvetelin Zaevski

722–734
- Full Text

Geology

The Vegetal Remains and the Bio-archaeological Findings: an Overview of Water Flotation Samples from Ancient Serdica (Sofia, Bulgaria)

Mila Andonova-Katsarski, Polina Stoyanova

735–742
- Full Text
First Evidence for Middle Miocene Petrified Wood Remains from the Bulgarian Black Sea Shore

Stănilă Iamandei, Eugenia Iamandei, Vladimir Bozukov, Nikolay Simov, Dimiter Ivanov

742–750
- Full Text

Geophysics

Extremes in the Concentrations of CCN at Mt. Musala and Synoptic Classifications

Viktoria Kleshtanova, Vesselin Tonchev, Anastasiya Stoycheva, Christo Angelov

751–759
- Full Text

Engineering Sciences

Brain Computer Interface System for UAV Target Searching

Tian Wei Shi, Jiao Feng Qiang, Guang Ming Chang, Ling Ren

760–768
- Full Text
Application of Firefly and Flower Pollination Algorithm for Wireless Sensor Network Localization

Bilvaprasad Hima Bindhu, Thangaraju Jesudas

769–777
- Full Text

Medicine

Antineoplastic Activity of Extracts of the Antarctic Yeast Sporobolomyces roseus AL103 on Urinary Bladder Cancer Cells

Snezhana Rusinova-Videva, Dilyana Hristova, Spiro Konstantinov

778–788
- Full Text
Immunological Pathways in the Development of Postoperative Hyperamylasemia and Postoperative Pancreatitis – Preliminary Results

Atanas Ionkov, Radoslav Todorov

789–795
- Full Text
Localization of Substance P-Immunoreactive Nerve Structures in the Rat Colon

Todor Kirov, Lina Malinova, Dimitrinka Atanasova, Nikolai Lazarov

796–802
- Full Text

Agricultural Sciences

Determination of Feed Quality and Mallow Organic Residues

Anara Nasirova Ikhtiyar, Farida Verdiyeva Bahram

803–809
- Full Text
Effects of Different Vitrification Temperatures and Cryoprotective Agent Concentrations on Ultrastructure and Apoptosis Related Proteins in Bovine GV Stage Oocytes

Jia-Qi Liu, Shi-Yu Zhao, Xiao-Jing Wang, Yi-Heng Liu, Xiao-Xia Li, Ying-Hua Li, Zhi-Qian Xu, Xue-Li Yu

810–818
- Full Text

Full Issue

Mathematics

Third Natural Connection on Riemannian Π-manifolds

Physics

Saharan Dust Loads over Sofia, Bulgaria: Lidar Observations on Winter and Spring Dust Events

Numerical Simulation of Highly Dispersive Dark Optical Solitons with Kerr Law of Nonlinear Refractive Index by Laplace–Adomian Decomposition Method

PEO/Starch-Nanocrystals Based Solid Polymer Electrolyte Membranes for Magnesium Ion Conducting Applications

Biology

Microbial Transformation of Lycorine by Talaromyces pinophilus Isolated from the Rhizosphere of Leucojum aestivum L.

Macrofungi in Stands of the Endemic Pine Pinus peuce as Inferred from Morphological and Molecular Data

Behavioural Effects of Alkaloid Fraction from Narcissus cv. “Hawera” on Rats

The Effect of Temperature on Flight Initiation of Pine Processionary Moth in Bulgaria

Geology

The Vegetal Remains and the Bio-archaeological Findings: an Overview of Water Flotation Samples from Ancient Serdica (Sofia, Bulgaria)

First Evidence for Middle Miocene Petrified Wood Remains from the Bulgarian Black Sea Shore

Geophysics

Extremes in the Concentrations of CCN at Mt. Musala and Synoptic Classifications

Engineering Sciences

Brain Computer Interface System for UAV Target Searching

Application of Firefly and Flower Pollination Algorithm for Wireless Sensor Network Localization

Medicine

Antineoplastic Activity of Extracts of the Antarctic Yeast Sporobolomyces roseus AL103 on Urinary Bladder Cancer Cells

Immunological Pathways in the Development of Postoperative Hyperamylasemia and Postoperative Pancreatitis – Preliminary Results

Localization of Substance P-Immunoreactive Nerve Structures in the Rat Colon

Agricultural Sciences

Determination of Feed Quality and Mallow Organic Residues

Effects of Different Vitrification Temperatures and Cryoprotective Agent Concentrations on Ultrastructure and Apoptosis Related Proteins in Bovine GV Stage Oocytes

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