| article html file updated | 15 August 2026 00:38 CEST | Update | https://www.mdpi.com/2073-4441/10/4/491 |
| article html file updated | 9 February 2020 14:05 CET | Update | N/A |
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| article html file updated | 17 April 2018 09:15 CEST | Original file | N/A |
| article pdf uploaded. | 17 April 2018 09:14 CEST | Version of Record | https://www.mdpi.com/2073-4441/10/4/491/pdf |
| article xml uploaded. | 17 April 2018 09:14 CEST | Update | https://www.mdpi.com/2073-4441/10/4/491/xml |
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