| article html file updated | 29 August 2025 22:43 CEST | Update | https://www.mdpi.com/1660-3397/14/2/39 |
| article html file updated | 16 July 2022 01:48 CEST | Update | N/A |
| article html file updated | 7 February 2020 04:44 CET | Update | N/A |
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| article pdf uploaded. | 19 February 2016 09:17 CET | Version of Record | https://www.mdpi.com/1660-3397/14/2/39/pdf |
| article xml uploaded. | 19 February 2016 09:17 CET | Original file | https://www.mdpi.com/1660-3397/14/2/39/xml |
