| article html file updated | 7 February 2020 17:52 CET | Update | https://www.mdpi.com/2220-9964/5/11/211 |
| article html file updated | 4 May 2019 22:47 CEST | Update | - |
| article html file updated | 1 December 2016 23:31 CET | Update | - |
| article html file updated | 11 November 2016 12:59 CET | Original file | - |
| article xml uploaded. | 11 November 2016 12:57 CET | Update | https://www.mdpi.com/2220-9964/5/11/211/xml |
| article xml uploaded. | 11 November 2016 12:57 CET | Original file | - |
| article pdf uploaded. | 11 November 2016 12:57 CET | Version of Record | https://www.mdpi.com/2220-9964/5/11/211/pdf |
