| article html file updated | 12 February 2020 20:22 CET | Update | https://www.mdpi.com/2227-7102/9/2/141 |
| article html file updated | 4 July 2019 18:07 CEST | Update | - |
| article html file updated | 26 June 2019 12:03 CEST | Update | - |
| article pdf uploaded. | 26 June 2019 12:01 CEST | Updated version of record | https://www.mdpi.com/2227-7102/9/2/141/pdf |
| article xml uploaded. | 26 June 2019 12:01 CEST | Update | https://www.mdpi.com/2227-7102/9/2/141/xml |
| article xml file uploaded | 26 June 2019 12:01 CEST | Update | - |
| article html file updated | 18 June 2019 08:55 CEST | Original file | - |
| article pdf uploaded. | 18 June 2019 08:54 CEST | Version of Record | https://www.mdpi.com/2227-7102/9/2/141/pdf-vor |
| article xml file uploaded | 18 June 2019 08:54 CEST | Original file | - |
