| article html file updated | 6 February 2020 16:44 CET | Update | https://www.mdpi.com/1999-4915/7/3/1271 |
| article html file updated | 6 May 2019 23:33 CEST | Update | - |
| article html file updated | 25 March 2019 23:09 CET | Update | - |
| article html file updated | 21 August 2015 08:59 CEST | Update | - |
| article html file updated | 31 March 2015 12:41 CEST | Update | - |
| article xml file uploaded | 31 March 2015 12:41 CEST | Update | https://www.mdpi.com/1999-4915/7/3/1271/xml |
| article html file updated | 23 March 2015 07:42 CET | Original file | - |
| article xml file uploaded | 23 March 2015 07:42 CET | Original file | - |
| article pdf uploaded. | 20 March 2015 13:47 CET | Updated version of record | https://www.mdpi.com/1999-4915/7/3/1271/pdf |
| article pdf uploaded. | 18 March 2015 15:34 CET | Version of Record | https://www.mdpi.com/1999-4915/7/3/1271/pdf-vor |
