| article html file updated | 31 August 2025 07:57 CEST | Update | https://www.mdpi.com/2304-6732/7/1/6 |
| article html file updated | 19 July 2022 20:21 CEST | Update | N/A |
| article html file updated | 1 April 2020 21:02 CEST | Update | N/A |
| article html file updated | 14 February 2020 23:17 CET | Update | N/A |
| article html file updated | 26 January 2020 07:51 CET | Original file | N/A |
| article pdf uploaded. | 26 January 2020 07:50 CET | Updated version of record | https://www.mdpi.com/2304-6732/7/1/6/pdf |
| article xml uploaded. | 26 January 2020 07:50 CET | Update | https://www.mdpi.com/2304-6732/7/1/6/xml |
| article xml file uploaded | 26 January 2020 07:50 CET | Update | N/A |
| article pdf uploaded. | 1 January 2020 08:59 CET | Version of Record | https://www.mdpi.com/2304-6732/7/1/6/pdf-vor |
| article xml file uploaded | 1 January 2020 08:59 CET | Original file | N/A |
