| article html file updated | 12 February 2020 04:26 CET | Update | https://www.mdpi.com/2218-6581/8/2/27 |
| article html file updated | 18 October 2019 02:54 CEST | Update | - |
| article html file updated | 5 July 2019 18:30 CEST | Update | - |
| article html file updated | 8 May 2019 04:24 CEST | Original file | - |
| article pdf uploaded. | 8 May 2019 02:22 CEST | Updated version of record | https://www.mdpi.com/2218-6581/8/2/27/pdf |
| article xml uploaded. | 8 May 2019 02:22 CEST | Update | https://www.mdpi.com/2218-6581/8/2/27/xml |
| article xml file uploaded | 8 May 2019 02:22 CEST | Update | - |
| article pdf uploaded. | 10 April 2019 16:18 CEST | Version of Record | https://www.mdpi.com/2218-6581/8/2/27/pdf-vor |
| article xml file uploaded | 10 April 2019 16:18 CEST | Original file | - |
