| article html file updated | 31 August 2025 07:52 CEST | Update | https://www.mdpi.com/2076-3921/9/1/37 |
| article html file updated | 19 July 2022 20:27 CEST | Update | N/A |
| article html file updated | 14 February 2020 22:57 CET | Update | N/A |
| article html file updated | 7 February 2020 14:15 CET | Update | N/A |
| article html file updated | 1 January 2020 07:03 CET | Original file | N/A |
| article pdf uploaded. | 31 December 2019 10:17 CET | Version of Record | https://www.mdpi.com/2076-3921/9/1/37/pdf |
| article xml uploaded. | 31 December 2019 10:17 CET | Update | https://www.mdpi.com/2076-3921/9/1/37/xml |
| article xml file uploaded | 31 December 2019 10:17 CET | Original file | N/A |
