fix sections

README.md

@@ -1,13 +1,20 @@
 # Citation graph
 
 [Installing the package](#installing-the-package)
+
 [Gathering articles with citation data from EuroPMC](#gathering-articles-with-citation-data-from-europmc)
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 [Gathering author with affiliation data from Orcid](#gathering-author-with-affiliation-data-from-orcid)
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 [Creating database in Neo4J](#creating-database-in-neo4j)
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 [Creating main perspectives in Neo4J and Bloom](#creating-main-perspectives-in-neo4j-and-bloom)
-[## Creating other perspectives in Neo4J and Bloom](#creating-other-perspectives-in-neo4j-and-bloom)
+
+[Creating other perspectives in Neo4J and Bloom](#creating-other-perspectives-in-neo4j-and-bloom)
+
 [Funding and Acknowledgement](#funding-and-acknowledgement)
 
+
 ## Installing the package
 
 ```bash