| article html file updated | 7 February 2020 19:56 CET | Update | https://www.mdpi.com/2306-5354/3/4/36 |
| article html file updated | 22 September 2019 13:11 CEST | Update | - |
| article html file updated | 4 May 2019 18:35 CEST | Update | - |
| article html file updated | 29 December 2016 06:11 CET | Update | - |
| article html file updated | 19 December 2016 13:01 CET | Original file | - |
| article xml uploaded. | 19 December 2016 12:59 CET | Update | https://www.mdpi.com/2306-5354/3/4/36/xml |
| article xml uploaded. | 19 December 2016 12:59 CET | Original file | - |
| article pdf uploaded. | 19 December 2016 12:59 CET | Version of Record | https://www.mdpi.com/2306-5354/3/4/36/pdf |
