How to find DOI?

Post time 2022-11-22 00:14:59

I can not find the DOI for some documents like standards, please if anyone can help ... like this link
https://www.techstreet.com/stand ... ct_id=1233175#jumps

Post time 2022-11-25 17:18:17

scribd.com/document/387100634/Detailed-Lesson-Plan-in-Modal-Verbs-by-Yvette
plsss unlock this paper

Post time 2022-11-28 17:36:54

PMID: 8685245
https://pubmed.ncbi.nlm.nih.gov/8685245/

Please help in finding DOI so I can ask for the article in this website. Thanks

Post time 2022-12-5 17:03:04

I can't found this airticle DOI,who can help me?
compositesb.2020.108206；

Post time 2022-12-7 21:24:18

Post time 2022-12-10 15:34:54

https://www.researchgate.net/pub ... nd_Magnetic_Charges
can someone help me find doi of this article please it's urgent

Post time 2022-12-12 23:04:23

Post time 2022-12-12 23:09:41

Post time 2022-12-16 16:55:06

Hello, can you help me find this article DOI?
https://www.cabdirect.org/cabdirect/abstract/19342900977

Thank You

Post time 2022-12-20 20:44:39

How to find DOI? Copy