On the additive structure of a class of ordered semirings. M. Satyanarayana; J. Hanumanthachari; D. Umamaheswarareddy — 1986 Semigroup forum
On the multiplicative structure of a class of ordered semirings. M. Satyanarayana; J. Hanumanthachari; D. Umamaheswarareddy Semigroup forum