M E. REACTION OF TRICHLOROETHENE AND TETRACHLOROETHENE ON THIOPHENE ALDEHYDE DI-n-BUTYLACETAL AT LOW TEMPERATURE . irjpas [Internet]. 2013Apr.30 [cited 2024Dec.22];3(2):158-60. Available from: https://scienztech.org/index.php/irjpas/article/view/657