| article html file updated | 31 August 2025 07:21 CEST | Update | https://www.mdpi.com/2077-1312/8/1/13 |
| article html file updated | 19 July 2022 20:56 CEST | Update | N/A |
| article html file updated | 14 February 2020 21:19 CET | Update | N/A |
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| article html file updated | 24 December 2019 11:32 CET | Original file | N/A |
| article pdf uploaded. | 24 December 2019 11:31 CET | Version of Record | https://www.mdpi.com/2077-1312/8/1/13/pdf |
| article xml uploaded. | 24 December 2019 11:31 CET | Update | https://www.mdpi.com/2077-1312/8/1/13/xml |
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