Contact
Journal Email: spektra@unj.ac.id
Principal Contact
Widyaningrum Indrasari
Program Studi Fisika, Universitas Negeri Jakarta
Support Contact
Fachriza Fathan
E-ISSN 2541-3392 
Focus & Scope 
Editorial Team 
Reviewer Team 
Author Guidelines 
Article Template 
Author Fee 
Publication Ethics 
Plagiarism Policy 
Open Access Policy 
Peer Review Process 
Retraction & Correction 
Licensing & Copyright 
Archiving & Repository 
Contact 
Mendeley 
