| article html file updated | 31 August 2025 09:55 CEST | Update | https://www.mdpi.com/2076-3921/9/2/104 |
| article html file updated | 20 July 2022 18:27 CEST | Update | N/A |
| article html file updated | 6 March 2020 05:49 CET | Update | N/A |
| article html file updated | 29 February 2020 07:08 CET | Original file | N/A |
| article pdf uploaded. | 29 February 2020 07:07 CET | Updated version of record | https://www.mdpi.com/2076-3921/9/2/104/pdf |
| article xml uploaded. | 29 February 2020 07:07 CET | Update | https://www.mdpi.com/2076-3921/9/2/104/xml |
| article xml file uploaded | 29 February 2020 07:07 CET | Update | N/A |
| article pdf uploaded. | 25 January 2020 04:09 CET | Version of Record | https://www.mdpi.com/2076-3921/9/2/104/pdf-vor |
| article xml file uploaded | 25 January 2020 04:09 CET | Original file | N/A |
