3rd World Meeting APV/APGI

[quino]

Hi, Please can give me following reference...............................thank you

1
SOLID MODIFACTION IN SILDENAFIL CITRATE
Salem, Naji Najib and A. A. Badwan
Proc. 3rd World Meeting APV/APGI,
Berlin,
3/6 April 2000, pages 639-640

[sylvio]

doi?

[quino]

i am not found DOI or link
can do find in reaxys or scifinder