| article html file updated | 8 February 2020 21:09 CET | Update | https://www.mdpi.com/2312-7481/3/4/35 |
| article html file updated | 2 May 2019 15:04 CEST | Update | N/A |
| article html file updated | 2 January 2018 14:23 CET | Update | N/A |
| article html file updated | 14 November 2017 12:52 CET | Original file | N/A |
| article xml uploaded. | 14 November 2017 12:51 CET | Update | https://www.mdpi.com/2312-7481/3/4/35/xml |
| article xml uploaded. | 14 November 2017 12:50 CET | Original file | N/A |
| article pdf uploaded. | 14 November 2017 12:50 CET | Version of Record | https://www.mdpi.com/2312-7481/3/4/35/pdf |
