Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) Bartłomiej Siudeja,Hot spots conjecture for a class of acute triangles,Mathematische Zeitschrift,0025-5874,Springer Science and Business Media LLC,2015-03-08,280,3-4,783-806,https://cir.nii.ac.jp/crid/1360021396152084864,https://doi.org/10.1007/s00209-015-1448-1