| article html file updated | 11 February 2020 16:34 CET | Update | https://www.mdpi.com/1996-1073/12/4/637 |
| article html file updated | 15 October 2019 02:57 CEST | Update | N/A |
| article html file updated | 26 April 2019 15:42 CEST | Update | N/A |
| article html file updated | 12 April 2019 11:26 CEST | Update | N/A |
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| article html file updated | 1 March 2019 03:02 CET | Update | N/A |
| article html file updated | 23 February 2019 10:17 CET | Original file | N/A |
| article pdf uploaded. | 23 February 2019 10:16 CET | Updated version of record | https://www.mdpi.com/1996-1073/12/4/637/pdf |
| article xml uploaded. | 23 February 2019 10:16 CET | Update | https://www.mdpi.com/1996-1073/12/4/637/xml |
| article xml file uploaded | 23 February 2019 10:16 CET | Update | N/A |
| article pdf uploaded. | 16 February 2019 10:51 CET | Version of Record | https://www.mdpi.com/1996-1073/12/4/637/pdf-vor |
| article xml file uploaded | 16 February 2019 10:51 CET | Original file | N/A |