| article html file updated | 8 February 2020 15:01 CET | Update | https://www.mdpi.com/2571-5135/6/3/12 |
| article html file updated | 10 January 2020 00:20 CET | Update | - |
| article html file updated | 3 May 2019 04:08 CEST | Update | - |
| article html file updated | 1 September 2017 04:31 CEST | Original file | - |
| article xml uploaded. | 1 September 2017 04:30 CEST | Update | https://www.mdpi.com/2571-5135/6/3/12/xml |
| article pdf uploaded. | 1 September 2017 04:30 CEST | Updated version of record | https://www.mdpi.com/2571-5135/6/3/12/pdf |
| article xml uploaded. | 1 September 2017 03:17 CEST | Original file | - |
| article pdf uploaded. | 1 September 2017 03:17 CEST | Updated version of record | - |
| article pdf uploaded. | 31 August 2017 17:36 CEST | Version of Record | - |
