2 literature references for Panaphis nepalensis (Quednau, 1973):

Author: Remaudière, G. & M. Remaudière
Year: 1997
Source: Catalogue of the World’s Aphididae, INRA, Paris 473 pp
Author: Quednau
Year: 1973
Title: Taxonomic notes on aphids from Nepal and India with descriptions of a new genus and two new species (Homoptera: Aphididae)
Source: Canadian Entomologist 105:217-230