| article html file updated | 9 February 2020 10:55 CET | Update | https://www.mdpi.com/2071-1050/10/4/928 |
| article html file updated | 1 October 2019 21:27 CEST | Update | - |
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| article html file updated | 23 March 2018 05:06 CET | Original file | - |
| article xml uploaded. | 23 March 2018 05:05 CET | Update | https://www.mdpi.com/2071-1050/10/4/928/xml |
| article pdf uploaded. | 23 March 2018 05:05 CET | Version of Record | https://www.mdpi.com/2071-1050/10/4/928/pdf |
