| article html file updated | 8 February 2020 08:32 CET | Update | https://www.mdpi.com/2313-5778/1/2/13 |
| article html file updated | 3 May 2019 17:01 CEST | Update | - |
| article html file updated | 16 June 2017 14:19 CEST | Original file | - |
| article xml uploaded. | 16 June 2017 14:18 CEST | Original file | https://www.mdpi.com/2313-5778/1/2/13/xml |
| article pdf uploaded. | 16 June 2017 14:18 CEST | Version of Record | https://www.mdpi.com/2313-5778/1/2/13/pdf |
