| article html file updated | 8 February 2020 02:33 CET | Update | https://www.mdpi.com/2073-4352/7/4/98 |
| article html file updated | 24 September 2019 01:57 CEST | Update | N/A |
| article html file updated | 4 May 2019 04:23 CEST | Update | N/A |
| article html file updated | 28 April 2017 05:47 CEST | Update | N/A |
| article html file updated | 31 March 2017 10:41 CEST | Original file | N/A |
| article xml uploaded. | 31 March 2017 10:40 CEST | Update | https://www.mdpi.com/2073-4352/7/4/98/xml |
| article pdf uploaded. | 31 March 2017 10:40 CEST | Updated version of record | https://www.mdpi.com/2073-4352/7/4/98/pdf |
| article pdf uploaded. | 30 March 2017 10:19 CEST | Version of Record | https://www.mdpi.com/2073-4352/7/4/98/pdf-vor |
