20. 9. 2019 v 14:14, Tarquin Wilton-Jones via Therion <therion@speleo.sk>:

Therion seems to default to using SKBB
notation, while TopoDroid probably uses UIS.

You may change default symbol Therion will use for your project in thTrans.mp file - /Therion/mpost/thTrans.mp

Martin