| article html file updated | 7 February 2020 05:20 CET | Update | https://www.mdpi.com/2220-9964/5/3/26 |
| article html file updated | 5 May 2019 22:38 CEST | Update | - |
| article html file updated | 26 March 2019 22:22 CET | Update | - |
| article html file updated | 28 March 2016 11:22 CEST | Original file | - |
| article pdf uploaded. | 2 March 2016 11:19 CET | Version of Record | https://www.mdpi.com/2220-9964/5/3/26/pdf |
| article xml uploaded. | 2 March 2016 11:19 CET | Original file | https://www.mdpi.com/2220-9964/5/3/26/xml |
