%0 Journal Article %J Macromolecular rapid communications %D 2015 %T Revealing the Hierarchical Mechanical Strength of Single Cellulose Acetate Electrospun Filaments through Ultrasonic Breakage %A Avó, João %A Fernandes, Susete N %A Godinho, Maria H %N 12 %P 1166-1170 %V 36 %X n/a %Z n/a %@ 1521-3927