Abdullah Erdem BOZTAŞ, Halit ÖZEN
Sigma Journal of Engineering and Natural Sciences
49-56
Highway Geometric Standards, Lateral Accelerati, Perception Of Comfort
Supplier selection in supply chain network using MCDM methods
Sigma Journal of Engineering and Natural Sciences
Hamdi Efe EVCİOĞLU, Mehmet KABAK
Sigma Journal of Engineering and Natural Sciences
Mehrnosh ABOLFATHI, Serhan ULUKAYA, Büşra AKTÜRK
Sigma Journal of Engineering and Natural Sciences
İremgül BEKTAŞ ATICI, Erkut YALÇIN, Mehmet YALÇIN
Sigma Journal of Engineering and Natural Sciences
Elif YAVUZ, Levent KUZU, Arslan SARAL
Using of thermal power plant fly ash to produce semi-lightweight aggregate and concrete
Sigma Journal of Engineering and Natural Sciences
Oday Ali AZEZ ALTAYAWI, Hatice Öznur ÖZ, Kasım MERMERDAŞ
Biodiesel production from biomass by treating textile industry wastewater
Sigma Journal of Engineering and Natural Sciences
Sigma Journal of Engineering and Natural Sciences
Dielectrical parameters and relaxation of Al/NFT/p-Si schottky diode with frequency dependence
Sigma Journal of Engineering and Natural Sciences
Emine KARAGÖZ, Songül FİAT VAROL, Serkan SAYIN, Ziya MERDAN