Trigger 882561: Swift detection of MAXI J1631-479. Barthelmy, S. D. ; Gronwall, C. ; Kennea, J. A. ; Krimm, H. A. ; Palmer, D. M. ; Tohuvavohu, A. Abstract Publication: GRB Coordinates Network Pub Date: 2019 Bibcode: 2019GCN.23639....1B