Accretion bursts in low-metallicity protostellar disks Eduard I. Vorobyov, Vardan G. Elbakyan, Kazuyuki Omukai, Takashi Hosokawa, Ryoki Matsukoba and Manuel Guedel A&A, 641 (2020) A72 Published online: 10 September 2020 DOI: 10.1051/0004-6361/202038354