| article html file updated | 7 February 2020 11:29 CET | Update | https://www.mdpi.com/2313-0105/2/3/25 |
| article html file updated | 5 May 2019 10:32 CEST | Update | - |
| article html file updated | 27 March 2019 09:53 CET | Update | - |
| article html file updated | 11 July 2016 07:58 CEST | Original file | - |
| article xml uploaded. | 11 July 2016 07:57 CEST | Original file | https://www.mdpi.com/2313-0105/2/3/25/xml |
| article pdf uploaded. | 11 July 2016 07:57 CEST | Version of Record | https://www.mdpi.com/2313-0105/2/3/25/pdf |
