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Parts of speech and spheres of modality in English and Czech J - Článek v odborném periodikuHLADKÝ, Josef. Parts of speech and spheres of modality in English and Czech. Brno studies in English. Brno: MU, 1983, roč. 15, s. 87-109. ISSN 1211-1791.Podrobněji: https://is.muni.cz/publication/404224/cs