| article html file updated | 31 August 2025 07:13 CEST | Update | https://www.mdpi.com/1996-1944/13/1/72 |
| article html file updated | 19 July 2022 21:03 CEST | Update | N/A |
| article html file updated | 14 February 2020 20:54 CET | Update | N/A |
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| article html file updated | 22 December 2019 06:39 CET | Original file | N/A |
| article pdf uploaded. | 22 December 2019 06:38 CET | Version of Record | https://www.mdpi.com/1996-1944/13/1/72/pdf |
| article xml uploaded. | 22 December 2019 06:38 CET | Update | https://www.mdpi.com/1996-1944/13/1/72/xml |
| article xml file uploaded | 22 December 2019 06:38 CET | Original file | N/A |
