| article html file updated | 24 December 2025 19:14 CET | Update | https://www.mdpi.com/2076-3921/9/6/505 |
| article html file updated | 31 August 2025 23:06 CEST | Update | N/A |
| article html file updated | 21 July 2022 20:21 CEST | Update | N/A |
| article html file updated | 29 June 2020 05:32 CEST | Original file | N/A |
| article pdf uploaded. | 29 June 2020 05:31 CEST | Updated version of record | https://www.mdpi.com/2076-3921/9/6/505/pdf |
| article xml uploaded. | 29 June 2020 05:31 CEST | Update | https://www.mdpi.com/2076-3921/9/6/505/xml |
| article xml file uploaded | 29 June 2020 05:31 CEST | Original file | N/A |
| article pdf uploaded. | 10 June 2020 01:41 CEST | Updated version of record | https://www.mdpi.com/2076-3921/9/6/505/pdf-vor |
| article pdf uploaded. | 9 June 2020 13:44 CEST | Version of Record | https://www.mdpi.com/2076-3921/9/6/505/pdf-vor |
