| article html file updated | 6 February 2020 19:42 CET | Update | https://www.mdpi.com/2079-9292/4/2/359 |
| article html file updated | 6 May 2019 17:45 CEST | Update | N/A |
| article html file updated | 26 March 2019 04:47 CET | Update | N/A |
| article html file updated | 21 August 2015 13:38 CEST | Update | N/A |
| article html file updated | 17 July 2015 12:13 CEST | Original file | N/A |
| article xml file uploaded | 17 July 2015 12:13 CEST | Original file | https://www.mdpi.com/2079-9292/4/2/359/xml |
| article pdf uploaded. | 15 June 2015 13:52 CEST | Version of Record | https://www.mdpi.com/2079-9292/4/2/359/pdf |
