| article html file updated | 9 February 2020 18:38 CET | Update | https://www.mdpi.com/1996-1944/11/5/867 |
| article html file updated | 3 October 2019 20:43 CEST | Update | - |
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| article html file updated | 22 May 2018 16:46 CEST | Original file | - |
| article xml uploaded. | 22 May 2018 16:45 CEST | Update | https://www.mdpi.com/1996-1944/11/5/867/xml |
| article pdf uploaded. | 22 May 2018 16:45 CEST | Updated version of record | https://www.mdpi.com/1996-1944/11/5/867/pdf |
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