Tyagi, P D . Journal of scientific and industrial research (2009) / Monographic Serials edited by P D Tyagi. - New Delhi : NISCAIR , 2009. - v. in various pagings : figs.(some col.),tablesq ; 26cm . - Vol.68 no.1-6(BJ-3721)(2014)- Frequency: Monthly. ISSN: 0022-4456; e-ISSN: 0975-1084. Abstract journal Includes bibliographical references and index ISBN: NULL (Binding) Subjects--Index Terms: SCIENCE AND TECHNOLOGY-PERIODICALS INDUSTRIAL ENGINEERING-PERIODICALS Dewey Class. No.: 605 / TYA/J