| article html file updated | 7 February 2020 23:16 CET | Update | https://www.mdpi.com/1420-3049/22/2/280 |
| article html file updated | 23 September 2019 07:15 CEST | Update | - |
| article html file updated | 4 May 2019 11:29 CEST | Update | - |
| article html file updated | 11 September 2018 09:44 CEST | Update | - |
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| article html file updated | 2 March 2017 04:05 CET | Update | - |
| article html file updated | 13 February 2017 11:54 CET | Original file | - |
| article xml uploaded. | 13 February 2017 11:52 CET | Original file | https://www.mdpi.com/1420-3049/22/2/280/xml |
| article pdf uploaded. | 13 February 2017 11:52 CET | Version of Record | https://www.mdpi.com/1420-3049/22/2/280/pdf |
