| article html file updated | 7 February 2020 10:00 CET | Update | https://www.mdpi.com/1420-3049/21/6/759 |
| article html file updated | 21 September 2019 18:49 CEST | Update | - |
| article html file updated | 5 May 2019 13:16 CEST | Update | - |
| article html file updated | 27 March 2019 07:11 CET | Update | - |
| article html file updated | 12 November 2018 04:26 CET | Update | - |
| article html file updated | 29 June 2016 12:00 CEST | Update | - |
| article html file updated | 9 June 2016 16:45 CEST | Update | - |
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| article xml uploaded. | 9 June 2016 16:44 CEST | Update | https://www.mdpi.com/1420-3049/21/6/759/xml |
| article pdf uploaded. | 9 June 2016 16:41 CEST | Updated version of record | https://www.mdpi.com/1420-3049/21/6/759/pdf |
| article html file updated | 9 June 2016 14:39 CEST | Original file | - |
