LASS H., . (1950). Vector and Tensor Analysis. London: McGraw Hill & Koyakusha Co. Ltd.
LASS HARRY, . 1950. Vector and Tensor Analysis. London: McGraw Hill & Koyakusha Co. Ltd.
LASS HARRY, . Vector and Tensor Analysis. London: McGraw Hill & Koyakusha Co. Ltd. 1950.