| article html file updated | 7 February 2020 17:55 CET | Update | https://www.mdpi.com/2220-9964/5/11/214 |
| article html file updated | 4 May 2019 22:42 CEST | Update | N/A |
| article html file updated | 1 December 2016 23:36 CET | Update | N/A |
| article html file updated | 12 November 2016 07:37 CET | Original file | N/A |
| article xml uploaded. | 12 November 2016 07:36 CET | Original file | https://www.mdpi.com/2220-9964/5/11/214/xml |
| article pdf uploaded. | 12 November 2016 07:36 CET | Version of Record | https://www.mdpi.com/2220-9964/5/11/214/pdf |
