| article html file updated | 6 February 2020 22:32 CET | Update | https://www.mdpi.com/2076-3417/5/3/516 |
| article html file updated | 6 May 2019 11:53 CEST | Update | - |
| article html file updated | 26 March 2019 10:13 CET | Update | - |
| article html file updated | 13 October 2015 12:18 CEST | Original file | - |
| article xml file uploaded | 13 October 2015 12:18 CEST | Original file | https://www.mdpi.com/2076-3417/5/3/516/xml |
| article pdf uploaded. | 8 September 2015 12:30 CEST | Version of Record | https://www.mdpi.com/2076-3417/5/3/516/pdf |
