| article html file updated | 9 February 2020 10:44 CET | Update | https://www.mdpi.com/2072-6694/10/4/88 |
| article html file updated | 1 October 2019 20:26 CEST | Update | - |
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| article html file updated | 1 May 2018 11:44 CEST | Update | - |
| article html file updated | 22 March 2018 14:02 CET | Update | - |
| article xml uploaded. | 22 March 2018 14:01 CET | Update | https://www.mdpi.com/2072-6694/10/4/88/xml |
| article pdf uploaded. | 22 March 2018 14:01 CET | Updated version of record | https://www.mdpi.com/2072-6694/10/4/88/pdf |
| article html file updated | 21 March 2018 18:20 CET | Original file | - |
| article pdf uploaded. | 21 March 2018 18:19 CET | Version of Record | https://www.mdpi.com/2072-6694/10/4/88/pdf-vor |
