| article html file updated | 30 August 2025 02:21 CEST | Update | https://www.mdpi.com/1996-1073/11/2/276 |
| article html file updated | 16 July 2022 08:45 CEST | Update | N/A |
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| article html file updated | 24 January 2018 07:53 CET | Original file | N/A |
| article xml uploaded. | 24 January 2018 07:52 CET | Update | https://www.mdpi.com/1996-1073/11/2/276/xml |
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| article pdf uploaded. | 24 January 2018 07:52 CET | Version of Record | https://www.mdpi.com/1996-1073/11/2/276/pdf |
