| article html file updated | 13 February 2020 02:04 CET | Update | https://www.mdpi.com/2226-471X/4/3/54 |
| article html file updated | 16 July 2019 13:11 CEST | Original file | - |
| article pdf uploaded. | 16 July 2019 13:10 CEST | Updated version of record | https://www.mdpi.com/2226-471X/4/3/54/pdf |
| article xml uploaded. | 16 July 2019 13:10 CEST | Update | https://www.mdpi.com/2226-471X/4/3/54/xml |
| article xml file uploaded | 16 July 2019 13:10 CEST | Update | - |
| article pdf uploaded. | 12 July 2019 16:17 CEST | Version of Record | https://www.mdpi.com/2226-471X/4/3/54/pdf-vor |
| article xml file uploaded | 12 July 2019 16:17 CEST | Original file | - |
