authors

Boris Pramatarov

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Boryana Ventzislavova

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Vassilen Vasevski

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Velichka Atanasova

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Ivan Petkov

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Elena Mitzeva

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Elizabeth Thallauer

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Elizabbeta Tzvetkova

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Zornitza Kalinova

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Kalina Danailova

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Lilyana Stankova

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Nasco Pelev

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Nestor Kovachev

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Nikoleta Kerinska

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Paola Minekov

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Rafiye Karadca

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Tatyana Kaneva

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Hristina Tasheva