| article html file updated | 13 August 2026 00:43 CEST | Update | https://www.mdpi.com/1999-4907/5/6/1143 |
| article html file updated | 6 February 2020 09:34 CET | Update | N/A |
| article html file updated | 7 May 2019 13:55 CEST | Update | N/A |
| article html file updated | 21 March 2019 17:49 CET | Update | N/A |
| article html file updated | 20 August 2015 08:31 CEST | Original file | N/A |
| article pdf uploaded. | 30 May 2014 15:16 CEST | Updated version of record | https://www.mdpi.com/1999-4907/5/6/1143/pdf |
| article pdf uploaded. | 28 May 2014 09:41 CEST | Version of Record | https://www.mdpi.com/1999-4907/5/6/1143/pdf-vor |
