| article html file updated | 9 February 2020 10:00 CET | Update | https://www.mdpi.com/1996-1073/11/3/662 |
| article html file updated | 1 October 2019 16:07 CEST | Update | - |
| article html file updated | 1 May 2019 11:25 CEST | Update | - |
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| article html file updated | 27 March 2018 06:20 CEST | Update | - |
| article html file updated | 21 March 2018 04:31 CET | Update | - |
| article xml uploaded. | 21 March 2018 04:30 CET | Update | https://www.mdpi.com/1996-1073/11/3/662/xml |
| article pdf uploaded. | 21 March 2018 04:30 CET | Updated version of record | https://www.mdpi.com/1996-1073/11/3/662/pdf |
| article html file updated | 15 March 2018 16:42 CET | Original file | - |
| article pdf uploaded. | 15 March 2018 16:41 CET | Version of Record | https://www.mdpi.com/1996-1073/11/3/662/pdf-vor |
