A. Schinzel. "Extensions of Three Theorems of Nagell." Bulletin of the Polish Academy of Sciences. Mathematics 61.3 (2013): 195-200. <http://eudml.org/doc/281128>.
@article{A2013, abstract = {Three theorems of Nagell of 1923 concerning integer values of certain sums of fractions are extended.}, author = {A. Schinzel}, journal = {Bulletin of the Polish Academy of Sciences. Mathematics}, keywords = {algebraic sum; arithmetic progression}, language = {eng}, number = {3}, pages = {195-200}, title = {Extensions of Three Theorems of Nagell}, url = {http://eudml.org/doc/281128}, volume = {61}, year = {2013}, }
TY - JOUR AU - A. Schinzel TI - Extensions of Three Theorems of Nagell JO - Bulletin of the Polish Academy of Sciences. Mathematics PY - 2013 VL - 61 IS - 3 SP - 195 EP - 200 AB - Three theorems of Nagell of 1923 concerning integer values of certain sums of fractions are extended. LA - eng KW - algebraic sum; arithmetic progression UR - http://eudml.org/doc/281128 ER -