| article html file updated | 6 February 2020 07:21 CET | Update | https://www.mdpi.com/2072-666X/5/1/81 |
| article html file updated | 7 May 2019 18:28 CEST | Update | N/A |
| article html file updated | 21 March 2019 12:33 CET | Update | N/A |
| article html file updated | 19 August 2015 20:55 CEST | Update | N/A |
| article html file updated | 14 August 2014 12:04 CEST | Original file | N/A |
| article xml file uploaded | 14 August 2014 12:04 CEST | Original file | https://www.mdpi.com/2072-666X/5/1/81/xml |
| article supplementary file uploaded. | 19 February 2014 16:34 CET | - | https://www.mdpi.com/2072-666X/5/1/81#supplementary |
| article pdf uploaded. | 19 February 2014 16:34 CET | Version of Record | https://www.mdpi.com/2072-666X/5/1/81/pdf |
