| article html file updated | 7 February 2020 20:09 CET | Update | https://www.mdpi.com/1420-3049/22/1/2 |
| article html file updated | 22 September 2019 14:19 CEST | Update | - |
| article html file updated | 4 May 2019 18:08 CEST | Update | - |
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| article html file updated | 7 February 2017 10:36 CET | Update | - |
| article html file updated | 22 December 2016 13:03 CET | Original file | - |
| article xml uploaded. | 22 December 2016 13:02 CET | Update | https://www.mdpi.com/1420-3049/22/1/2/xml |
| article xml uploaded. | 22 December 2016 13:02 CET | Original file | - |
| article pdf uploaded. | 22 December 2016 13:02 CET | Version of Record | https://www.mdpi.com/1420-3049/22/1/2/pdf |
