| article html file updated | 11 February 2020 16:35 CET | Update | https://www.mdpi.com/2076-3921/8/2/45 |
| article html file updated | 26 April 2019 15:40 CEST | Update | - |
| article html file updated | 12 April 2019 11:22 CEST | Update | - |
| article html file updated | 3 April 2019 21:54 CEST | Update | - |
| article html file updated | 1 March 2019 21:34 CET | Update | - |
| article html file updated | 1 March 2019 03:09 CET | Update | - |
| article html file updated | 19 February 2019 11:29 CET | Original file | - |
| article pdf uploaded. | 19 February 2019 11:27 CET | Updated version of record | https://www.mdpi.com/2076-3921/8/2/45/pdf |
| article xml uploaded. | 19 February 2019 11:27 CET | Update | https://www.mdpi.com/2076-3921/8/2/45/xml |
| article xml file uploaded | 19 February 2019 11:27 CET | Update | - |
| article pdf uploaded. | 16 February 2019 11:29 CET | Version of Record | https://www.mdpi.com/2076-3921/8/2/45/pdf-vor |
| article xml file uploaded | 16 February 2019 11:29 CET | Original file | - |
