LEADER | 00555nam a2200217 i 4500 | ||
---|---|---|---|
007 | ta | ||
040 | |a Universidad Nacional Agraria |b spa | ||
907 | |a P40 | ||
911 | |a AS | ||
900 | |a Francis Martínez | ||
978 | |a FMR | ||
979 | |a 16/10/2017 | ||
991 | |a FMR161017 | ||
035 | |a 063187 | ||
041 | |a spa | ||
092 | |a PP P40 S211 | ||
100 | 1 | |a Sanchez Vega, Marco Vinicio | |
245 | 1 | 3 | |a La capa de ozono |
773 | 0 | # | |k Biocenosis: Revista de Educacion Ambiental (Costa Rica) |z 0250-6963 |z 0250-6963 |g v. 21(1-2) p.65-68 |
500 | |a Ilus., 4 ref. | ||
942 | |c BK |2 agris |