| article html file updated | 31 August 2025 12:29 CEST | Update | https://www.mdpi.com/2227-9717/8/2/249 |
| article html file updated | 20 July 2022 20:59 CEST | Update | N/A |
| article html file updated | 6 March 2020 21:43 CET | Update | N/A |
| article html file updated | 22 February 2020 14:44 CET | Original file | N/A |
| article pdf uploaded. | 22 February 2020 14:43 CET | Version of Record | https://www.mdpi.com/2227-9717/8/2/249/pdf |
| article xml uploaded. | 22 February 2020 14:43 CET | Update | https://www.mdpi.com/2227-9717/8/2/249/xml |
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