| article html file updated | 30 August 2025 21:18 CEST | Update | https://www.mdpi.com/2304-6732/6/2/69 |
| article html file updated | 20 July 2022 15:23 CEST | Update | N/A |
| article html file updated | 12 February 2020 20:30 CET | Update | N/A |
| article html file updated | 22 October 2019 02:25 CEST | Update | N/A |
| article html file updated | 5 July 2019 14:06 CEST | Update | N/A |
| article html file updated | 5 July 2019 08:27 CEST | Update | N/A |
| article html file updated | 18 June 2019 13:17 CEST | Original file | N/A |
| article pdf uploaded. | 18 June 2019 13:16 CEST | Version of Record | https://www.mdpi.com/2304-6732/6/2/69/pdf |
| article xml uploaded. | 18 June 2019 13:16 CEST | Update | https://www.mdpi.com/2304-6732/6/2/69/xml |
| article xml file uploaded | 18 June 2019 13:16 CEST | Original file | N/A |
