Volume & Issue: Volume 37, Issue 4, November and December 2013, Pages 439-540 
Global analysis of a delay SVEIR epidemiological model

Pages 483-489

N. Farajzadeh Tehrani; M. R. Razvan; S. Yasaman

Approximations in (bi-)hyperideals of Semihypergroups

Pages 527-532

R. Ameri; S. Azizpour Arabi; H. Hedayati

OD-Characterization of some orthogonal groups

Pages 533-540

N. Ahanjideh; G. R. Rezaeezadeh; Sh. Safari