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Trade receivables (Tables)
 12 Months Ended
Dec. 31, 2017
Trade receivables  
Summary of trade receivables

 

 

 

As of December 31,

 

Current trade receivables

 

2017

 

2016

 

Fixed and mobile services

 
9,232

 
8,210

 

Allowance for doubtful accounts

 
(596)

 
(633)

 

 

 

 

 

 

 

 

 
8,636

 
7,577

 

 

 

 

 

 

 

Non-current trade receivables

 

 

 

 

 

 

 

 

 

 

 

Fixed and mobile services

 
12

 
208

 

 

 

 

 

 

 

Total trade receivables, net 

 
8,648

 
7,785

 

 

 

 

 

 

 

 

Schedule of movements in the allowance for doubtful accounts

 

 

 

 

Years ended December 31,

 

 

 

2017

 

2016

 

At the beginning of the fiscal year

 
(633)

 
(386)

 

Additions –Bad debt expenses

 
(1,113)

 
(1,228)

 

Uses

 
1,162

 
989

 

Currency translation adjustments

 
(12)

 
(8)

 

 

 

 

 

 

 

At the end of the year

 
(596)

 
(633)