| article html file updated | 8 February 2020 23:03 CET | Update | https://www.mdpi.com/2305-6290/1/2/10 |
| article html file updated | 28 September 2019 23:23 CEST | Update | - |
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| article html file updated | 5 December 2017 07:11 CET | Original file | - |
| article xml uploaded. | 5 December 2017 07:10 CET | Original file | https://www.mdpi.com/2305-6290/1/2/10/xml |
| article pdf uploaded. | 5 December 2017 07:10 CET | Updated version of record | https://www.mdpi.com/2305-6290/1/2/10/pdf |
| article pdf uploaded. | 4 December 2017 12:37 CET | Version of Record | https://www.mdpi.com/2305-6290/1/2/10/pdf-vor |
