| article html file updated | 13 August 2026 16:04 CEST | Update | https://www.mdpi.com/2077-0383/4/3/479 |
| article html file updated | 6 February 2020 16:40 CET | Update | N/A |
| article html file updated | 20 September 2019 18:54 CEST | Update | N/A |
| article html file updated | 6 May 2019 23:41 CEST | Update | N/A |
| article html file updated | 25 March 2019 23:02 CET | Update | N/A |
| article html file updated | 21 August 2015 08:54 CEST | Update | N/A |
| article html file updated | 25 June 2015 12:09 CEST | Original file | N/A |
| article xml file uploaded | 25 June 2015 12:09 CEST | Original file | https://www.mdpi.com/2077-0383/4/3/479/xml |
| article pdf uploaded. | 16 March 2015 14:44 CET | Version of Record | https://www.mdpi.com/2077-0383/4/3/479/pdf |
