ELECTRONIC	h   t   t   p   c o l o n   s l a s h   s l a s h   p a k u a c h a n g j o u r n a l dot c o m	h   t   t   p   c o l o n   s l a s h   s l a s h   p a k u a c h a n g j o u r n a l dot c o m	1