| article html file updated | 31 August 2025 08:40 CEST | Update | https://www.mdpi.com/2076-0817/9/1/52 |
| article html file updated | 20 July 2022 17:11 CEST | Update | N/A |
| article html file updated | 15 February 2020 01:46 CET | Update | N/A |
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| article html file updated | 10 January 2020 11:47 CET | Original file | N/A |
| article pdf uploaded. | 10 January 2020 11:45 CET | Version of Record | https://www.mdpi.com/2076-0817/9/1/52/pdf |
| article xml uploaded. | 10 January 2020 11:45 CET | Update | https://www.mdpi.com/2076-0817/9/1/52/xml |
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