| article html file updated | 8 February 2020 09:33 CET | Update | https://www.mdpi.com/2075-1729/7/3/29 |
| article html file updated | 25 September 2019 15:09 CEST | Update | - |
| article html file updated | 3 May 2019 15:05 CEST | Update | - |
| article html file updated | 30 September 2017 11:29 CEST | Update | - |
| article html file updated | 29 June 2017 15:01 CEST | Original file | - |
| article xml uploaded. | 29 June 2017 14:59 CEST | Original file | https://www.mdpi.com/2075-1729/7/3/29/xml |
| article pdf uploaded. | 29 June 2017 14:59 CEST | Version of Record | https://www.mdpi.com/2075-1729/7/3/29/pdf |
