Contribution to the phytochemical study and biological activity of plants of Cuban flora

1. Nogueiras, C.
2. Spengler, I.
3. Guerra, J.O.
4. Ortiz, Y.
5. Torres, S.
6. García, T.H.
7. Romeu, C.R.
8. Regalado, E.L.
9. González, T.A.
10. Perera, W.H.
11. Lacret, R.