| article html file updated | 12 February 2020 13:18 CET | Update | https://www.mdpi.com/2306-5338/6/2/38 |
| article html file updated | 20 October 2019 07:54 CEST | Update | N/A |
| article html file updated | 5 July 2019 06:28 CEST | Update | N/A |
| article html file updated | 30 May 2019 09:01 CEST | Original file | N/A |
| article pdf uploaded. | 30 May 2019 08:59 CEST | Updated version of record | https://www.mdpi.com/2306-5338/6/2/38/pdf |
| article xml uploaded. | 30 May 2019 08:59 CEST | Update | https://www.mdpi.com/2306-5338/6/2/38/xml |
| article xml file uploaded | 30 May 2019 08:59 CEST | Update | N/A |
| article pdf uploaded. | 17 May 2019 14:37 CEST | Version of Record | https://www.mdpi.com/2306-5338/6/2/38/pdf-vor |
| article xml file uploaded | 17 May 2019 14:37 CEST | Original file | N/A |
