| article html file updated | 8 February 2020 18:45 CET | Update | https://www.mdpi.com/1422-8599/2017/4/M960 |
| article html file updated | 27 September 2019 20:13 CEST | Update | - |
| article html file updated | 2 May 2019 20:35 CEST | Update | - |
| article html file updated | 2 January 2018 13:00 CET | Update | - |
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| article html file updated | 18 October 2017 12:23 CEST | Original file | - |
| article xml uploaded. | 18 October 2017 12:22 CEST | Original file | https://www.mdpi.com/1422-8599/2017/4/M960/xml |
| article pdf uploaded. | 18 October 2017 12:22 CEST | Version of Record | https://www.mdpi.com/1422-8599/2017/4/M960/pdf |
