| article html file updated | 29 August 2025 22:41 CEST | Update | https://www.mdpi.com/1996-1944/9/2/104 |
| article html file updated | 20 August 2025 22:12 CEST | Update | - |
| article html file updated | 7 February 2020 04:23 CET | Update | - |
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| article html file updated | 26 March 2019 20:21 CET | Original file | - |
| article pdf uploaded. | 16 February 2016 03:13 CET | Updated version of record | https://www.mdpi.com/1996-1944/9/2/104/pdf |
| article xml uploaded. | 16 February 2016 03:13 CET | Original file | https://www.mdpi.com/1996-1944/9/2/104/xml |
| article pdf uploaded. | 6 February 2016 07:22 CET | Version of Record | https://www.mdpi.com/1996-1944/9/2/104/pdf-vor |
