The earliest semigroup paper?
J.D. Lawson (1996)
Semigroup forum
Similarity:
J.D. Lawson (1996)
Semigroup forum
Similarity:
M. Jung (1996)
Semigroup forum
Similarity:
Y. Kobayashi (1980)
Semigroup forum
Similarity:
D. Monk, F. Sioson (1966)
Fundamenta Mathematicae
Similarity:
T. Papazyan (1991)
Semigroup forum
Similarity:
H.J. Shyr (1976)
Semigroup forum
Similarity:
K. Todorov (1992)
Semigroup forum
Similarity:
C.L. Adair (1980)
Semigroup forum
Similarity:
K. Byleen (1981)
Semigroup forum
Similarity:
P.M. Higgins (1984)
Semigroup forum
Similarity:
A. Varisco, A. Cherubini (1981)
Semigroup forum
Similarity: