| article html file updated | 7 February 2020 10:04 CET | Update | https://www.mdpi.com/2077-0383/5/6/58 |
| article html file updated | 5 May 2019 13:08 CEST | Update | N/A |
| article html file updated | 27 March 2019 07:19 CET | Update | N/A |
| article html file updated | 1 July 2016 11:52 CEST | Update | N/A |
| article html file updated | 14 June 2016 22:40 CEST | Original file | N/A |
| article xml uploaded. | 13 June 2016 09:51 CEST | Update | https://www.mdpi.com/2077-0383/5/6/58/xml |
| article pdf uploaded. | 13 June 2016 09:51 CEST | Version of Record | https://www.mdpi.com/2077-0383/5/6/58/pdf |
