| article html file updated | 7 February 2020 04:41 CET | Update | https://www.mdpi.com/2076-3417/6/2/57 |
| article html file updated | 6 May 2019 00:03 CEST | Update | N/A |
| article html file updated | 26 March 2019 20:59 CET | Original file | N/A |
| article xml uploaded. | 17 March 2016 16:47 CET | Update | https://www.mdpi.com/2076-3417/6/2/57/xml |
| article pdf uploaded. | 17 March 2016 16:45 CET | Updated version of record | https://www.mdpi.com/2076-3417/6/2/57/pdf |
| Erratum published | 17 March 2016 00:00 CET | Erratum | http://www.mdpi.com/2076-3417/6/3/85 |
| article pdf uploaded. | 18 February 2016 09:11 CET | Version of Record | https://www.mdpi.com/2076-3417/6/2/57/pdf-vor |
| article xml uploaded. | 18 February 2016 09:11 CET | Original file | N/A |
