| article html file updated | 11 February 2020 16:05 CET | Update | https://www.mdpi.com/2220-9964/8/2/86 |
| article html file updated | 15 October 2019 00:13 CEST | Update | - |
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| article html file updated | 25 February 2019 04:17 CET | Original file | - |
| article pdf uploaded. | 25 February 2019 04:15 CET | Updated version of record | https://www.mdpi.com/2220-9964/8/2/86/pdf |
| article xml uploaded. | 25 February 2019 04:15 CET | Update | https://www.mdpi.com/2220-9964/8/2/86/xml |
| article xml file uploaded | 25 February 2019 04:15 CET | Update | - |
| article pdf uploaded. | 14 February 2019 15:34 CET | Version of Record | https://www.mdpi.com/2220-9964/8/2/86/pdf-vor |
| article xml file uploaded | 14 February 2019 15:34 CET | Original file | - |