| article html file updated | 1 September 2025 00:24 CEST | Update | https://www.mdpi.com/2073-4409/9/6/1521 |
| article html file updated | 21 August 2025 23:56 CEST | Update | N/A |
| article html file updated | 21 July 2022 21:42 CEST | Update | N/A |
| article html file updated | 7 July 2020 10:27 CEST | Update | N/A |
| article html file updated | 23 June 2020 18:59 CEST | Original file | N/A |
| article pdf uploaded. | 23 June 2020 18:58 CEST | Updated version of record | https://www.mdpi.com/2073-4409/9/6/1521/pdf |
| article xml uploaded. | 23 June 2020 18:58 CEST | Update | https://www.mdpi.com/2073-4409/9/6/1521/xml |
| article xml file uploaded | 23 June 2020 18:58 CEST | Original file | N/A |
| article supplementary file uploaded. | 22 June 2020 14:34 CEST | - | https://www.mdpi.com/2073-4409/9/6/1521#supplementary |
| article pdf uploaded. | 22 June 2020 14:34 CEST | Version of Record | https://www.mdpi.com/2073-4409/9/6/1521/pdf-vor |
