Numerical Study of the Torque and Power of a Hydraulic Turbine with Oscillating Blades von Velichkova, Rositsa, Iliev, Rosen, Pichurov, George, Markov, Detelin, Simova, Iskra, Pushkarov, Martin, Tsalov, Tsvetan

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Experimental investigation of acid mining water von Pushkarov, Martin, Velichkova, Rositsa

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Experimental investigation of water turbine with oscillating blades von Velichkova, Rositsa, Pushkarov, Martin, Simova, Iskra, Markov, Detelin, Denev, Ivan, Angelova, Radostina

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Construction and testing of a hydraulic flow meter in a hydraulic system von Pushkarov, Martin, Simova, Iskra, Velichkova, Rositsa

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Modelling of water turbine for utilization of wave energy von Velichkova, Rositsa, Simova, Iskra, Pushkarov, Martin, Denev, Ivan

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Experimental Investigation of Air Turbine for Utilization of Wave Energy von Martin Pushkarov, Iskra Simova, Rositsa Velichkova, Violeta Ivanova, Angel Alexandrov

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Exploring the Potential of Straw Biochar for Environmentally Friendly Fertilizers von Velichkova, Rositsa, Pushkarov, Martin, Angelova, Radostina A., Sandov, Ognyan, Markov, Detelin, Simova, Iskra, Stankov, Peter

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Possibility for Using Biochar for Sustainable Agriculture: a Case Study in Bulgaria von Velichkova, Rositsa, Zheng, Wandong, Markov, Detelin, Simova, Iskra, Ivanov, Ivan, Denev, Ivan, Pushkarov, Martin

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Methodological approach for assessing new incentives for soil health business models in EU von Nikolov, Dimitre, Boevsky, Ivan, Banov, Martin, Tzvetanova, Ekatherina, Kostenarov, Krasimir, Todorova, Kristina

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