| article html file updated | 6 February 2020 19:56 CET | Update | https://www.mdpi.com/1999-4893/8/2/336 |
| article html file updated | 6 May 2019 17:17 CEST | Update | N/A |
| article html file updated | 26 March 2019 05:11 CET | Update | N/A |
| article html file updated | 21 August 2015 13:58 CEST | Update | N/A |
| article html file updated | 30 June 2015 08:04 CEST | Original file | N/A |
| article xml file uploaded | 30 June 2015 08:04 CEST | Original file | https://www.mdpi.com/1999-4893/8/2/336/xml |
| article pdf uploaded. | 23 June 2015 09:58 CEST | Updated version of record | https://www.mdpi.com/1999-4893/8/2/336/pdf |
| article supplementary file uploaded. | 19 June 2015 14:43 CEST | - | https://www.mdpi.com/1999-4893/8/2/336#supplementary |
| article pdf uploaded. | 19 June 2015 14:43 CEST | Version of Record | https://www.mdpi.com/1999-4893/8/2/336/pdf-vor |