| article html file updated | 7 February 2020 11:38 CET | Update | https://www.mdpi.com/2227-9032/4/3/43 |
| article html file updated | 5 May 2019 10:16 CEST | Update | N/A |
| article html file updated | 27 March 2019 10:10 CET | Update | N/A |
| article html file updated | 29 September 2016 12:13 CEST | Update | N/A |
| article html file updated | 13 July 2016 12:19 CEST | Original file | N/A |
| article xml uploaded. | 13 July 2016 12:18 CEST | Original file | https://www.mdpi.com/2227-9032/4/3/43/xml |
| article pdf uploaded. | 13 July 2016 12:18 CEST | Version of Record | https://www.mdpi.com/2227-9032/4/3/43/pdf |
