| article html file updated | 6 February 2020 15:42 CET | Update | https://www.mdpi.com/2076-328X/5/1/59 |
| article html file updated | 20 September 2019 17:38 CEST | Update | - |
| article html file updated | 7 May 2019 01:28 CEST | Update | - |
| article html file updated | 25 March 2019 21:20 CET | Update | - |
| article html file updated | 21 August 2015 07:02 CEST | Update | - |
| article html file updated | 3 April 2015 12:06 CEST | Original file | - |
| article xml file uploaded | 3 April 2015 12:06 CEST | Original file | https://www.mdpi.com/2076-328X/5/1/59/xml |
| article pdf uploaded. | 3 February 2015 15:03 CET | Version of Record | https://www.mdpi.com/2076-328X/5/1/59/pdf |
