| article html file updated | 7 February 2020 22:29 CET | Update | https://www.mdpi.com/1420-3049/22/2/215 |
| article html file updated | 4 May 2019 13:05 CEST | Update | - |
| article html file updated | 11 September 2018 09:49 CEST | Update | - |
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| article html file updated | 10 September 2018 10:34 CEST | Update | - |
| article html file updated | 2 March 2017 03:53 CET | Update | - |
| article html file updated | 9 February 2017 12:36 CET | Original file | - |
| article xml uploaded. | 9 February 2017 12:35 CET | Original file | https://www.mdpi.com/1420-3049/22/2/215/xml |
| article pdf uploaded. | 9 February 2017 12:35 CET | Updated version of record | https://www.mdpi.com/1420-3049/22/2/215/pdf |
| article pdf uploaded. | 31 January 2017 09:54 CET | Updated version of record | https://www.mdpi.com/1420-3049/22/2/215/pdf-vor |
| article pdf uploaded. | 30 January 2017 11:44 CET | Version of Record | https://www.mdpi.com/1420-3049/22/2/215/pdf-vor |
