| article html file updated | 17 August 2026 00:26 CEST | Update | https://www.mdpi.com/2079-9721/8/1/3 |
| article html file updated | 2 April 2020 07:29 CEST | Update | N/A |
| article html file updated | 15 February 2020 04:29 CET | Update | N/A |
| article html file updated | 19 January 2020 12:42 CET | Original file | N/A |
| article pdf uploaded. | 19 January 2020 12:41 CET | Version of Record | https://www.mdpi.com/2079-9721/8/1/3/pdf |
| article xml uploaded. | 19 January 2020 12:41 CET | Update | https://www.mdpi.com/2079-9721/8/1/3/xml |
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