| article html file updated | 7 February 2020 08:52 CET | Update | https://www.mdpi.com/2297-8739/3/2/16 |
| article html file updated | 5 May 2019 15:29 CEST | Update | N/A |
| article html file updated | 27 March 2019 04:59 CET | Update | N/A |
| article html file updated | 1 July 2016 12:50 CEST | Update | N/A |
| article html file updated | 18 May 2016 08:18 CEST | Original file | N/A |
| article xml uploaded. | 18 May 2016 08:17 CEST | Original file | https://www.mdpi.com/2297-8739/3/2/16/xml |
| article pdf uploaded. | 18 May 2016 08:17 CEST | Version of Record | https://www.mdpi.com/2297-8739/3/2/16/pdf |
