Ojha, Anupam. Some studies on transportation problems in different environments / researched by Anupam Ojha; guided by Shyamal Kumar Mondal and Manoranjan Maiti. - Midnapore : Vidyasagar University , 2010. - v,265p. : ills.,figs.,tables ; 27cm Document represents Ph.D Thesis Subjects--Index Terms: FUZZY SETS FUZZY LOGIC FUZZY-STOCHASTIC ENVIRONMENT Dewey Class. No.: 511.33 / OJH/S