| article html file updated | 11 February 2020 05:37 CET | Update | https://www.mdpi.com/2075-5309/9/1/7 |
| article html file updated | 12 October 2019 14:18 CEST | Update | - |
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| article pdf uploaded. | 3 January 2019 04:31 CET | Updated version of record | https://www.mdpi.com/2075-5309/9/1/7/pdf |
| article xml uploaded. | 3 January 2019 04:31 CET | Update | https://www.mdpi.com/2075-5309/9/1/7/xml |
| article xml file uploaded | 3 January 2019 04:31 CET | Update | - |
| article html file updated | 28 December 2018 07:22 CET | Original file | - |
| article pdf uploaded. | 28 December 2018 07:21 CET | Version of Record | https://www.mdpi.com/2075-5309/9/1/7/pdf-vor |
| article xml uploaded. | 28 December 2018 07:21 CET | Update | - |
| article xml file uploaded | 28 December 2018 07:21 CET | Original file | - |