| article html file updated | 14 August 2026 10:13 CEST | Update | https://www.mdpi.com/1999-4907/6/9/3304 |
| article html file updated | 6 February 2020 23:05 CET | Update | N/A |
| article html file updated | 6 May 2019 10:44 CEST | Update | N/A |
| article html file updated | 26 March 2019 11:18 CET | Update | N/A |
| article html file updated | 12 October 2015 11:48 CEST | Original file | N/A |
| article xml file uploaded | 12 October 2015 11:48 CEST | Original file | https://www.mdpi.com/1999-4907/6/9/3304/xml |
| article supplementary file uploaded. | 22 September 2015 14:21 CEST | - | https://www.mdpi.com/1999-4907/6/9/3304#supplementary |
| article pdf uploaded. | 22 September 2015 14:21 CEST | Version of Record | https://www.mdpi.com/1999-4907/6/9/3304/pdf |
