| article html file updated | 14 August 2026 18:03 CEST | Update | https://www.mdpi.com/2073-4360/9/10/490 |
| article html file updated | 8 February 2020 17:55 CET | Update | N/A |
| article html file updated | 27 September 2019 14:14 CEST | Update | N/A |
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| article html file updated | 10 October 2017 12:30 CEST | Original file | N/A |
| article xml uploaded. | 10 October 2017 12:29 CEST | Original file | https://www.mdpi.com/2073-4360/9/10/490/xml |
| article pdf uploaded. | 10 October 2017 12:29 CEST | Updated version of record | https://www.mdpi.com/2073-4360/9/10/490/pdf |
| article pdf uploaded. | 7 October 2017 09:41 CEST | Version of Record | https://www.mdpi.com/2073-4360/9/10/490/pdf-vor |
