TY - DATA AU - Sikdar, Kripasindhu TI - Some aspects of topological semigroup acts and machines U1 - 518.1 CY - 19741974 KW - Topological semigroup, machines UR - http://192.168.143.32:8080/jspui/bitstream/10263/4192/1/TH26.CV01.pdf ER -