| article html file updated | 14 August 2026 18:34 CEST | Update | https://www.mdpi.com/2073-4360/9/11/552 |
| article html file updated | 8 February 2020 19:28 CET | Update | N/A |
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| article xml uploaded. | 26 October 2017 09:05 CEST | Update | https://www.mdpi.com/2073-4360/9/11/552/xml |
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| article xml uploaded. | 25 October 2017 14:09 CEST | Original file | N/A |
| article pdf uploaded. | 25 October 2017 14:09 CEST | Version of Record | https://www.mdpi.com/2073-4360/9/11/552/pdf |
