A. PY - 1987 DA - 1900/01/01 TI - Correspondence: A method for determination of total nitrogen…SP - 682349 VL - 9 AB - SN - 2090-8865 UR - https://doi.org/10.1155/S1463924687000397 DO - 10.1155/S1463924687000397 JF - Journal of Automatic Chemistry PB - Hindawi Publishing Corporation KW - ER -