| article html file updated | 7 February 2020 10:51 CET | Update | https://www.mdpi.com/1420-3049/21/7/840 |
| article html file updated | 21 September 2019 19:55 CEST | Update | - |
| article html file updated | 5 May 2019 11:41 CEST | Update | - |
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| article html file updated | 17 September 2018 04:33 CEST | Update | - |
| article html file updated | 28 July 2016 10:13 CEST | Update | - |
| article html file updated | 27 June 2016 13:54 CEST | Original file | - |
| article xml uploaded. | 27 June 2016 13:53 CEST | Original file | https://www.mdpi.com/1420-3049/21/7/840/xml |
| article pdf uploaded. | 27 June 2016 13:53 CEST | Version of Record | https://www.mdpi.com/1420-3049/21/7/840/pdf |
