| article html file updated | 5 February 2020 14:23 CET | Update | https://www.mdpi.com/1999-4915/2/5/1069 |
| article html file updated | 9 May 2019 06:38 CEST | Update | N/A |
| article html file updated | 20 March 2019 00:09 CET | Update | N/A |
| article html file updated | 16 June 2015 09:38 CEST | Update | N/A |
| article html file updated | 14 August 2014 12:06 CEST | Update | N/A |
| article xml file uploaded | 14 August 2014 12:06 CEST | Original file | https://www.mdpi.com/1999-4915/2/5/1069/xml |
| article html file updated | 6 February 2013 17:27 CET | Update | N/A |
| article html file updated | 5 February 2013 21:35 CET | Update | N/A |
| article html file updated | 28 January 2013 19:08 CET | Update | N/A |
| article html file updated | 25 January 2013 22:08 CET | Update | N/A |
| article html file updated | 21 January 2013 23:46 CET | Update | N/A |
| article html file updated | 18 January 2013 06:01 CET | Original file | N/A |
