Single- and Multi-Date Crop Identification Using PROBA-V 100 and 300 m S1 Products on Zlatia Test Site, Bulgaria. - Eugenia Roumenina; Clement Atzberger; Vassil Vassilev; Petar Dimitrov; Ilina Kamenova; Martin Banov; Lachezar Filchev; Georgi Jelev (Remote. Sens., 2015)

Comparison of Global and Continental Land Cover Products for Selected Study Areas in South Central and Eastern European Region. - Ioannis Manakos; Monika Tomaszewska; Ioannis Gkinis; Olga V. Brovkina; Lachezar Filchev; Levent Genc; Ioannis Z. Gitas; Andrej Halabuk; Melis Inalpulat; Anisoara Irimescu; Georgi Jelev; Konstantinos Karantzalos; et al. (Remote. Sens., 2018)

Sub-Pixel Crop Type Classification Using PROBA-V 100 m NDVI Time Series and Reference Data from Sentinel-2 Classifications. - Petar Dimitrov; Qinghan Dong; Herman Eerens; Alexander Gikov; Lachezar Filchev; Eugenia Roumenina; Georgi Jelev (Remote. Sens., 2019)

Developing Support for Monitoring and Reporting of GHG Emissions and Removals from Land Use, Land Change and Forestry. - Ali Nadir Arslan; Katarzyna Dabrowska-Zielinska; Vesselin Vassilev; José Manuel Álvarez-Martínez; Kameliya Radeva; Stanislaw Lewinski; Iida Autio; Hannakaisa Lindqvist; Maria Tenkanen; Tuula Aalto; Markus Törmä; Lachezar Filchev; et al. (IGARSS, 2021)

Challenges and Solutions for Utilizing Earth Observations in the "Big Data" era. - Lachezar Filchev; Lyubka Pashova; Vasil Kolev; Stuart Frye (CoRR, 2021)

Post-Fire Forest Vegetation State Monitoring through Satellite Remote Sensing and In Situ Data. - Daniela Avetisyan; Emiliya Velizarova; Lachezar Filchev (Remote. Sens., 2022)

Assessing of Soil Erosion Risk Through Geoinformation Sciences and Remote Sensing - A Review. - Lachezar Filchev; Vasil Kolev (CoRR, 2023)

Past decade above-ground biomass change comparisons from four multi-temporal global maps. - Arnan Araza; Martin Herold 001; Sytze de Bruin; Philippe Ciais; David A. Gibbs; Nancy L. Harris; Maurizio Santoro; Jean-Pierre Wigneron; Hui Yang; Natalia Málaga; Karimon Nesha; Pedro Rodríguez-Veiga; et al. (Int. J. Appl. Earth Obs. Geoinformation, 2023)

A new remote sensing method to map field- scale time-series wheat without training data in Bulgaria. - Aparna Ravindra Phalke; Mutlu Özdogan; Lachezar Filchev (IGARSS, 2024)

Crop Type Mapping and Winter Wheat Yield Prediction Utilizing Sentinel-2: A Case Study from Upper Thracian Lowland, Bulgaria. - Ilina Kamenova; Milen Chanev; Petar Dimitrov; Lachezar Filchev; Bogdan Bonchev; Liang Zhu; Qinghan Dong (Remote. Sens., 2024)

Winter Durum Wheat Disease Severity Detection with Field Spectroscopy in Phenotyping Experiment at Leaf and Canopy Level. - Dessislava Ganeva; Lachezar Filchev; Eugenia Roumenina; Rangel Dragov; Spasimira Nedyalkova; Violeta Bozhanova (Remote. Sens., 2024)