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De ce toamna frunzele copacilor se îngălbenesc și cad. Explicațiile unei profesoare de chimie despre procesul de fotosinteză - Edupedu.ro
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![PDF) EVOLUTIONARY DESIGN OF SEVEN-TIER LM-MODE FILTERS OPTIMIZED WITH ORIGINAL KNOWLEDGE-BASED CAD SYSTEM - Bulletin of NTU "KhPI". Series: Technique and electrophysics of high voltage. – Kharkiv : NTU "KhPI", 2014. № 21 (1064), pp. 159-170. PDF) EVOLUTIONARY DESIGN OF SEVEN-TIER LM-MODE FILTERS OPTIMIZED WITH ORIGINAL KNOWLEDGE-BASED CAD SYSTEM - Bulletin of NTU "KhPI". Series: Technique and electrophysics of high voltage. – Kharkiv : NTU "KhPI", 2014. № 21 (1064), pp. 159-170.](https://i1.rgstatic.net/publication/262399308_EVOLUTIONARY_DESIGN_OF_SEVEN-TIER_LM-MODE_FILTERS_OPTIMIZED_WITH_ORIGINAL_KNOWLEDGE-BASED_CAD_SYSTEM_-_Bulletin_of_NTU_KhPI_Series_Technique_and_electrophysics_of_high_voltage_-_Kharkiv_NTU_KhPI_2014_/links/0deec5379f02a96b5e000000/largepreview.png)