| article html file updated | 13 February 2020 13:21 CET | Update | https://www.mdpi.com/2226-471X/4/3/67 |
| article html file updated | 2 September 2019 03:52 CEST | Update | - |
| article pdf uploaded. | 2 September 2019 03:51 CEST | Updated version of record | https://www.mdpi.com/2226-471X/4/3/67/pdf |
| article xml uploaded. | 2 September 2019 03:51 CEST | Update | https://www.mdpi.com/2226-471X/4/3/67/xml |
| article xml file uploaded | 2 September 2019 03:51 CEST | Update | - |
| article html file updated | 29 August 2019 08:03 CEST | Original file | - |
| article pdf uploaded. | 29 August 2019 08:02 CEST | Version of Record | https://www.mdpi.com/2226-471X/4/3/67/pdf-vor |
| article xml uploaded. | 29 August 2019 08:02 CEST | Update | - |
| article xml file uploaded | 29 August 2019 08:02 CEST | Original file | - |
