| article html file updated | 11 February 2020 06:38 CET | Update | https://www.mdpi.com/1911-8074/12/1/6 |
| article html file updated | 12 October 2019 20:36 CEST | Update | N/A |
| article html file updated | 27 April 2019 11:34 CEST | Update | N/A |
| article html file updated | 13 April 2019 07:32 CEST | Update | N/A |
| article html file updated | 2 April 2019 22:01 CEST | Update | N/A |
| article html file updated | 7 January 2019 03:08 CET | Update | N/A |
| article pdf uploaded. | 7 January 2019 03:07 CET | Updated version of record | https://www.mdpi.com/1911-8074/12/1/6/pdf |
| article xml uploaded. | 7 January 2019 03:07 CET | Update | https://www.mdpi.com/1911-8074/12/1/6/xml |
| article xml file uploaded | 7 January 2019 03:07 CET | Update | N/A |
| article html file updated | 4 January 2019 09:23 CET | Original file | N/A |
| article pdf uploaded. | 4 January 2019 09:22 CET | Version of Record | https://www.mdpi.com/1911-8074/12/1/6/pdf-vor |
| article xml file uploaded | 4 January 2019 09:22 CET | Original file | N/A |
