| article html file updated | 31 August 2025 07:33 CEST | Update | https://www.mdpi.com/2073-4409/9/1/68 |
| article html file updated | 19 July 2022 20:45 CEST | Update | - |
| article html file updated | 14 February 2020 21:57 CET | Update | - |
| article html file updated | 6 February 2020 19:23 CET | Update | - |
| article html file updated | 10 January 2020 01:38 CET | Original file | - |
| article pdf uploaded. | 8 January 2020 02:31 CET | Updated version of record | https://www.mdpi.com/2073-4409/9/1/68/pdf |
| article xml uploaded. | 8 January 2020 02:31 CET | Update | https://www.mdpi.com/2073-4409/9/1/68/xml |
| article xml file uploaded | 8 January 2020 02:31 CET | Update | - |
| article supplementary file uploaded. | 26 December 2019 15:07 CET | - | https://www.mdpi.com/2073-4409/9/1/68#supplementary |
| article pdf uploaded. | 26 December 2019 15:07 CET | Version of Record | https://www.mdpi.com/2073-4409/9/1/68/pdf-vor |
| article xml file uploaded | 26 December 2019 15:07 CET | Original file | - |
