| article html file updated | 11 February 2020 14:04 CET | Update | https://www.mdpi.com/2297-8739/6/1/8 |
| article html file updated | 14 October 2019 13:11 CEST | Update | - |
| article html file updated | 26 April 2019 20:39 CEST | Update | - |
| article html file updated | 12 April 2019 16:28 CEST | Update | - |
| article html file updated | 3 April 2019 15:49 CEST | Update | - |
| article html file updated | 2 April 2019 09:30 CEST | Update | - |
| article html file updated | 19 March 2019 10:03 CET | Update | - |
| article pdf uploaded. | 19 March 2019 10:02 CET | Updated version of record | https://www.mdpi.com/2297-8739/6/1/8/pdf |
| article xml file uploaded | 19 March 2019 10:02 CET | Update | https://www.mdpi.com/2297-8739/6/1/8/xml |
| article html file updated | 28 February 2019 15:18 CET | Update | - |
| article html file updated | 25 February 2019 12:30 CET | Original file | - |
| article pdf uploaded. | 25 February 2019 12:28 CET | Updated version of record | https://www.mdpi.com/2297-8739/6/1/8/pdf-vor |
| article xml uploaded. | 25 February 2019 12:28 CET | Update | - |
| article xml file uploaded | 25 February 2019 12:28 CET | Update | - |
| article xml file uploaded | 5 February 2019 16:13 CET | Original file | - |
| article supplementary file uploaded. | 5 February 2019 16:13 CET | - | https://www.mdpi.com/2297-8739/6/1/8#supplementary |
| article pdf uploaded. | 5 February 2019 16:13 CET | Version of Record | https://www.mdpi.com/2297-8739/6/1/8/pdf-vor |
