| article html file updated | 31 August 2025 11:02 CEST | Update | https://www.mdpi.com/2076-3921/9/2/144 |
| article html file updated | 20 July 2022 19:34 CEST | Update | N/A |
| article html file updated | 6 March 2020 05:58 CET | Update | N/A |
| article html file updated | 1 March 2020 04:08 CET | Original file | N/A |
| article pdf uploaded. | 1 March 2020 04:07 CET | Updated version of record | https://www.mdpi.com/2076-3921/9/2/144/pdf |
| article xml uploaded. | 1 March 2020 04:07 CET | Update | https://www.mdpi.com/2076-3921/9/2/144/xml |
| article xml file uploaded | 1 March 2020 04:07 CET | Update | N/A |
| article pdf uploaded. | 7 February 2020 14:03 CET | Version of Record | https://www.mdpi.com/2076-3921/9/2/144/pdf-vor |
| article xml file uploaded | 7 February 2020 14:03 CET | Original file | N/A |
