| article html file updated | 7 February 2020 23:34 CET | Update | https://www.mdpi.com/2076-0760/6/1/17 |
| article html file updated | 23 September 2019 08:51 CEST | Update | - |
| article html file updated | 4 May 2019 10:55 CEST | Update | - |
| article html file updated | 19 February 2017 04:11 CET | Update | - |
| article html file updated | 19 February 2017 04:11 CET | Update | - |
| article xml uploaded. | 19 February 2017 04:09 CET | Update | https://www.mdpi.com/2076-0760/6/1/17/xml |
| article pdf uploaded. | 19 February 2017 04:09 CET | Updated version of record | https://www.mdpi.com/2076-0760/6/1/17/pdf |
| article html file updated | 16 February 2017 14:49 CET | Update | - |
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| article xml uploaded. | 16 February 2017 14:48 CET | Original file | - |
| article pdf uploaded. | 16 February 2017 14:48 CET | Version of Record | https://www.mdpi.com/2076-0760/6/1/17/pdf-vor |
