TY - JOUR AU - Lara Pudwell AU - Eric Rowland TI - Avoiding fractional powers over the natural numbers JO - The electronic journal of combinatorics PY - 2018 VL - 25 IS - 2 UR - http://geodesic.mathdoc.fr/articles/10.37236/6678/ DO - 10.37236/6678 ID - 10_37236_6678 ER -