| article html file updated | 7 February 2020 05:13 CET | Update | https://www.mdpi.com/2079-9284/3/1/10 |
| article html file updated | 5 May 2019 22:53 CEST | Update | - |
| article html file updated | 26 March 2019 22:06 CET | Original file | - |
| article pdf uploaded. | 29 February 2016 13:21 CET | Version of Record | https://www.mdpi.com/2079-9284/3/1/10/pdf |
| article xml uploaded. | 29 February 2016 13:21 CET | Original file | https://www.mdpi.com/2079-9284/3/1/10/xml |
