Erratum to “Image watermarking algorithm based on fractional Fourier transform and random phase encoding” [Optics Communications 284/16-17 (2011) 3918–3923]

2011 ◽  
Vol 284 (21) ◽  
pp. 5231
Author(s):  
Qing Guo ◽  
Zhengjun Liu ◽  
Shutian Liu
2008 ◽  
Vol 281 (17) ◽  
pp. 4321-4328 ◽  
Author(s):  
C. Cuadrado-Laborde ◽  
R. Duchowicz ◽  
R. Torroba ◽  
E.E. Sicre

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