| article html file updated | 7 February 2020 17:49 CET | Update | https://www.mdpi.com/1420-3049/21/11/1506 |
| article html file updated | 22 September 2019 05:17 CEST | Update | - |
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| article html file updated | 17 September 2018 13:15 CEST | Update | - |
| article html file updated | 1 December 2016 23:26 CET | Update | - |
| article html file updated | 10 November 2016 11:59 CET | Original file | - |
| article xml uploaded. | 10 November 2016 11:58 CET | Original file | https://www.mdpi.com/1420-3049/21/11/1506/xml |
| article pdf uploaded. | 10 November 2016 11:58 CET | Version of Record | https://www.mdpi.com/1420-3049/21/11/1506/pdf |
