. "Azoto"@it . "2006-10-21" . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . "FONTE: Soggettario; Treccani.it; DeM; VT; AGROVOC; DETS; DTS; ECG; Maximus; ThIST; ThPRE; TRT; Wikipedia(IT)" . "553.93"^^ .