| article html file updated | 5 February 2020 18:48 CET | Update | https://www.mdpi.com/2079-9268/1/3/357 |
| article html file updated | 8 May 2019 21:37 CEST | Update | N/A |
| article html file updated | 20 March 2019 11:19 CET | Update | N/A |
| article html file updated | 16 June 2015 20:29 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/2079-9268/1/3/357/xml |
| article html file updated | 6 February 2013 23:48 CET | Update | N/A |
| article html file updated | 6 February 2013 04:54 CET | Update | N/A |
| article html file updated | 29 January 2013 00:52 CET | Update | N/A |
| article html file updated | 26 January 2013 06:47 CET | Update | N/A |
| article html file updated | 23 January 2013 04:56 CET | Original file | N/A |