Zuckerman, M.. "Natural sums of ordinals." Fundamenta Mathematicae 77.3 (1973): 289-294. <http://eudml.org/doc/214500>.
@article{Zuckerman1973, author = {Zuckerman, M.}, journal = {Fundamenta Mathematicae}, language = {eng}, number = {3}, pages = {289-294}, title = {Natural sums of ordinals}, url = {http://eudml.org/doc/214500}, volume = {77}, year = {1973}, }
TY - JOUR AU - Zuckerman, M. TI - Natural sums of ordinals JO - Fundamenta Mathematicae PY - 1973 VL - 77 IS - 3 SP - 289 EP - 294 LA - eng UR - http://eudml.org/doc/214500 ER -
