Keckic, Jovan D.. "Four variations on a theme of S. B. Presic concerning semigroup functional equations.." Publications de l'Institut Mathématique. Nouvelle Série 29(43) (1981): 97-105. <http://eudml.org/doc/257593>.
@article{Keckic1981, author = {Keckic, Jovan D.}, journal = {Publications de l'Institut Mathématique. Nouvelle Série}, language = {eng}, pages = {97-105}, publisher = {Izdaje Matematički Institut SANU}, title = {Four variations on a theme of S. B. Presic concerning semigroup functional equations.}, url = {http://eudml.org/doc/257593}, volume = {29(43)}, year = {1981}, }
TY - JOUR AU - Keckic, Jovan D. TI - Four variations on a theme of S. B. Presic concerning semigroup functional equations. JO - Publications de l'Institut Mathématique. Nouvelle Série PY - 1981 PB - Izdaje Matematički Institut SANU VL - 29(43) SP - 97 EP - 105 LA - eng UR - http://eudml.org/doc/257593 ER -