| article html file updated | 8 February 2020 09:27 CET | Update | https://www.mdpi.com/2311-5521/2/3/35 |
| article html file updated | 25 September 2019 14:34 CEST | Update | N/A |
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| article html file updated | 27 October 2017 10:13 CEST | Update | N/A |
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| article xml uploaded. | 28 June 2017 11:04 CEST | Update | https://www.mdpi.com/2311-5521/2/3/35/xml |
| article pdf uploaded. | 28 June 2017 11:04 CEST | Version of Record | https://www.mdpi.com/2311-5521/2/3/35/pdf |