Ono, Ken; Robins, Sinai; Wahl, Patrick T. (1995). “On the representation of integers as sums of triangular numbers”. Aequationes Mathematicae50 (1–2): 73–94. doi:10.1007/BF01831114. MR1336863.
Ono, Ken; Robins, Sinai; Wahl, Patrick T. (1995). “On the representation of integers as sums of triangular numbers”. Aequationes Mathematicae50 (1–2): 73–94. doi:10.1007/BF01831114. MR1336863.