10 Jun 2021 UN R51: Proposal for temperature correction in the 03 series (OICA) TFMU-11-02/Rev.1 2021-06-10
18 May 2021 UN R51: Flowchart for temperature correction (OICA) TFMU-11-03 2021-05-18
18 May 2021 UN R51: Calculation tool for temperature correction (OICA) TFMU-11-04 2021-05-18
25 May 2021 Influence of humidity, temperature, and barometric pressure on sound pressure levels (OICA) TFMU-11-06 2021-05-25