| article html file updated | 24 December 2025 17:11 CET | Update | https://www.mdpi.com/2220-9964/9/2/64 |
| article html file updated | 31 August 2025 09:36 CEST | Update | - |
| article html file updated | 20 July 2022 18:08 CEST | Update | - |
| article html file updated | 6 March 2020 17:32 CET | Update | - |
| article html file updated | 15 February 2020 05:02 CET | Update | - |
| article html file updated | 13 February 2020 11:50 CET | Original file | - |
| article pdf uploaded. | 13 February 2020 11:49 CET | Updated version of record | https://www.mdpi.com/2220-9964/9/2/64/pdf |
| article xml uploaded. | 13 February 2020 11:49 CET | Update | https://www.mdpi.com/2220-9964/9/2/64/xml |
| article xml file uploaded | 13 February 2020 11:49 CET | Update | - |
| article pdf uploaded. | 21 January 2020 14:06 CET | Version of Record | https://www.mdpi.com/2220-9964/9/2/64/pdf-vor |
| article xml file uploaded | 21 January 2020 14:06 CET | Original file | - |
