Volume 16, Issue 17, December 2015, Pages 7529-7534
Volume 16, Issue 17, December 2015, Pages 7653-7658
Volume 16, Issue 17, December 2015, Pages 7929-7933
Volume 11, Issue 4, April 2010, Pages 1099-1105
Volume 11, Issue 3, March 2010, Pages 689-696
)