| article html file updated | 6 February 2020 00:22 CET | Update | https://www.mdpi.com/2076-3425/3/1/143 |
| article html file updated | 8 May 2019 08:54 CEST | Update | - |
| article html file updated | 20 March 2019 18:09 CET | Update | - |
| article html file updated | 17 June 2015 06:07 CEST | Update | - |
| article html file updated | 20 May 2014 08:35 CEST | Update | - |
| article xml file uploaded | 20 May 2014 08:35 CEST | Update | https://www.mdpi.com/2076-3425/3/1/143/xml |
| article html file updated | 19 February 2013 14:19 CET | Update | - |
| article xml uploaded. | 19 February 2013 14:19 CET | Original file | - |
| article html file updated | 8 February 2013 09:49 CET | Original file | - |
| article pdf uploaded. | 4 February 2013 10:21 CET | Version of Record | https://www.mdpi.com/2076-3425/3/1/143/pdf |
