| article html file updated | 11 February 2020 16:40 CET | Update | https://www.mdpi.com/2410-390X/3/1/19 |
| article html file updated | 15 October 2019 03:36 CEST | Update | - |
| article html file updated | 26 April 2019 15:28 CEST | Update | - |
| article html file updated | 12 April 2019 11:10 CEST | Update | - |
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| article html file updated | 1 March 2019 03:35 CET | Update | - |
| article html file updated | 17 February 2019 10:00 CET | Original file | - |
| article pdf uploaded. | 17 February 2019 09:58 CET | Version of Record | https://www.mdpi.com/2410-390X/3/1/19/pdf |
| article xml uploaded. | 17 February 2019 09:58 CET | Update | https://www.mdpi.com/2410-390X/3/1/19/xml |
| article xml file uploaded | 17 February 2019 09:58 CET | Original file | - |
