Librarian View
LEADER 00000nas-a2200000z--4500
920
a| periodical
008
250703s----------------------000---spa-d
010
a| --2008262226
001
1000000000018501
009
ejn03
090
a| 1000000000018501
210
a| C T AND F
210
a| CT F CIENC. TECNOL. FUTURO
210
a| CT F-CIENC TECN FUT
210
a| CT&F
245
a| Ct&F-Ciencia Tecnologia Y Futuro
260
a| COLOMBIA
b| Ecopetrol
022
a| 0122-5383
776
x| 2382-4581
856
u| http://sfxit.ugent.be/sfx_howest?url_ver=Z39.88-2004&ctx_ver=Z39.88-2004&ctx_enc=info:ofi/enc:UTF-8&rfr_id=info:sid/sfxit.com:opac_856&url_ctx_fmt=info:ofi/fmt:kev:mtx:ctx&sfx.ignore_date_threshold=1&rft.object_id=1000000000018501&svc_val_fmt=info:ofi/fmt:kev:mtx:sch_svc&svc.fulltext=yes&
866
a| Available from 2009.
s| 111061245432001
t| 111061245432000
x| DOAJ Directory of Open Access Journals:Full Text
z| 5710000000913836
650
a| Engineering
x| Mining Engineering