| article html file updated | 6 February 2020 22:08 CET | Update | https://www.mdpi.com/1999-4923/7/3/233 |
| article html file updated | 6 May 2019 12:43 CEST | Update | N/A |
| article html file updated | 26 March 2019 09:28 CET | Update | N/A |
| article html file updated | 30 September 2015 08:31 CEST | Update | N/A |
| article xml file uploaded | 30 September 2015 08:31 CEST | Update | https://www.mdpi.com/1999-4923/7/3/233/xml |
| article html file updated | 16 September 2015 08:20 CEST | Original file | N/A |
| article xml file uploaded | 16 September 2015 08:20 CEST | Original file | N/A |
| article pdf uploaded. | 28 August 2015 15:40 CEST | Updated version of record | https://www.mdpi.com/1999-4923/7/3/233/pdf |
| article pdf uploaded. | 26 August 2015 11:26 CEST | Version of Record | https://www.mdpi.com/1999-4923/7/3/233/pdf-vor |
