| article html file updated | 12 February 2020 20:11 CET | Update | https://www.mdpi.com/2297-8739/6/2/32 |
| article html file updated | 22 October 2019 00:32 CEST | Update | - |
| article html file updated | 5 July 2019 07:33 CEST | Update | - |
| article html file updated | 17 June 2019 11:25 CEST | Original file | - |
| article pdf uploaded. | 17 June 2019 11:23 CEST | Version of Record | https://www.mdpi.com/2297-8739/6/2/32/pdf |
| article xml uploaded. | 17 June 2019 11:23 CEST | Update | https://www.mdpi.com/2297-8739/6/2/32/xml |
| article xml file uploaded | 17 June 2019 11:23 CEST | Original file | - |
