| article html file updated | 6 February 2020 17:08 CET | Update | https://www.mdpi.com/1999-4915/7/4/1599 |
| article html file updated | 6 May 2019 22:51 CEST | Update | - |
| article html file updated | 25 March 2019 23:50 CET | Update | - |
| article html file updated | 21 August 2015 09:40 CEST | Update | - |
| article html file updated | 29 April 2015 04:00 CEST | Original file | - |
| article xml file uploaded | 29 April 2015 04:00 CEST | Original file | https://www.mdpi.com/1999-4915/7/4/1599/xml |
| article supplementary file uploaded. | 31 March 2015 09:50 CEST | - | https://www.mdpi.com/1999-4915/7/4/1599#supplementary |
| article pdf uploaded. | 31 March 2015 09:50 CEST | Version of Record | https://www.mdpi.com/1999-4915/7/4/1599/pdf |
