TY - RPRT TI - Formation and evolution of protostellar accretion discs – II. From 3D simulation to a simple semi-analytic model of Class 0/I discs AU - Xu, Wenrui AU - Kunz, Matthew W. PY - 2021 DO - 10.1093/mnras/stab2715 UR - https://www.osti.gov/biblio/1884560 ID - 1884560 ER -