| article html file updated | 6 February 2020 00:28 CET | Update | https://www.mdpi.com/2076-328X/3/1/143 |
| article html file updated | 19 September 2019 17:47 CEST | Update | N/A |
| article html file updated | 8 May 2019 08:37 CEST | Update | N/A |
| article html file updated | 20 March 2019 18:26 CET | Update | N/A |
| article html file updated | 17 June 2015 06:20 CEST | Update | N/A |
| article html file updated | 26 August 2014 03:57 CEST | Update | N/A |
| article xml file uploaded | 26 August 2014 03:57 CEST | Update | https://www.mdpi.com/2076-328X/3/1/143/xml |
| article html file updated | 8 May 2014 15:44 CEST | Original file | N/A |
| article pdf uploaded. | 18 February 2013 12:40 CET | Updated version of record | https://www.mdpi.com/2076-328X/3/1/143/pdf |
| article pdf uploaded. | 7 February 2013 09:35 CET | Version of Record | https://www.mdpi.com/2076-328X/3/1/143/pdf-vor |