| article html file updated | 12 February 2020 15:53 CET | Update | https://www.mdpi.com/2075-4701/9/6/619 |
| article html file updated | 20 October 2019 21:43 CEST | Update | - |
| article html file updated | 5 July 2019 20:31 CEST | Update | - |
| article html file updated | 21 June 2019 04:31 CEST | Original file | - |
| article pdf uploaded. | 21 June 2019 04:29 CEST | Updated version of record | https://www.mdpi.com/2075-4701/9/6/619/pdf |
| article xml uploaded. | 21 June 2019 04:29 CEST | Update | https://www.mdpi.com/2075-4701/9/6/619/xml |
| article xml file uploaded | 21 June 2019 04:29 CEST | Update | - |
| article pdf uploaded. | 28 May 2019 15:11 CEST | Version of Record | https://www.mdpi.com/2075-4701/9/6/619/pdf-vor |
| article xml file uploaded | 28 May 2019 15:11 CEST | Original file | - |
