| article html file updated | 7 February 2020 10:46 CET | Update | https://www.mdpi.com/2220-9964/5/7/103 |
| article html file updated | 5 May 2019 11:49 CEST | Update | - |
| article html file updated | 27 March 2019 08:34 CET | Update | - |
| article html file updated | 27 July 2016 11:45 CEST | Update | - |
| article html file updated | 25 June 2016 08:36 CEST | Original file | - |
| article xml uploaded. | 25 June 2016 08:35 CEST | Original file | https://www.mdpi.com/2220-9964/5/7/103/xml |
| article pdf uploaded. | 25 June 2016 08:35 CEST | Version of Record | https://www.mdpi.com/2220-9964/5/7/103/pdf |
