共 50 条
- [2] The superficial tension of dirty urine. COMPTES RENDUS DES SEANCES DE LA SOCIETE DE BIOLOGIE ET DE SES FILIALES, 1902, 54 : 1465 - 1466
- [3] How dirty is dirty? 2003, Oil and Colour Chemists' Association, Wembley, Middlesex, United Kingdom (86):