| article html file updated | 9 February 2020 07:27 CET | Update | https://www.mdpi.com/2310-2861/4/1/19 |
| article html file updated | 1 May 2019 16:44 CEST | Update | - |
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| article html file updated | 5 March 2018 11:31 CET | Update | - |
| article xml uploaded. | 5 March 2018 11:30 CET | Update | https://www.mdpi.com/2310-2861/4/1/19/xml |
| article pdf uploaded. | 5 March 2018 11:30 CET | Updated version of record | https://www.mdpi.com/2310-2861/4/1/19/pdf |
| article html file updated | 27 February 2018 10:23 CET | Update | - |
| article xml uploaded. | 27 February 2018 10:22 CET | Update | - |
| article pdf uploaded. | 27 February 2018 10:22 CET | Updated version of record | https://www.mdpi.com/2310-2861/4/1/19/pdf-vor |
| article html file updated | 24 February 2018 06:41 CET | Original file | - |
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| article pdf uploaded. | 24 February 2018 06:40 CET | Updated version of record | https://www.mdpi.com/2310-2861/4/1/19/pdf-vor |
| article pdf uploaded. | 23 February 2018 16:53 CET | Version of Record | https://www.mdpi.com/2310-2861/4/1/19/pdf-vor |