| article html file updated | 8 February 2020 22:18 CET | Update | https://www.mdpi.com/2220-9964/6/12/385 | 
| article html file updated | 28 September 2019 18:40 CEST | Update | - | 
| article html file updated | 2 May 2019 12:32 CEST | Update | - | 
| article html file updated | 18 April 2019 10:09 CEST | Update | - | 
| article html file updated | 2 January 2018 18:26 CET | Update | - | 
| article html file updated | 29 November 2017 10:33 CET | Update | - | 
| article xml uploaded. | 29 November 2017 10:31 CET | Update | https://www.mdpi.com/2220-9964/6/12/385/xml | 
| article xml uploaded. | 29 November 2017 10:31 CET | Update | - | 
| article xml uploaded. | 29 November 2017 03:02 CET | Update | - | 
| article xml uploaded. | 29 November 2017 03:02 CET | Update | - | 
| article pdf uploaded. | 29 November 2017 03:02 CET | Updated version of record | https://www.mdpi.com/2220-9964/6/12/385/pdf | 
| article html file updated | 26 November 2017 13:21 CET | Original file | - | 
| article xml uploaded. | 26 November 2017 13:20 CET | Original file | - | 
| article pdf uploaded. | 26 November 2017 13:20 CET | Version of Record | https://www.mdpi.com/2220-9964/6/12/385/pdf-vor |