Input characteristics for a common-collector silicon transistor.
A.P.Godse, U.A.Bakshi; "Basic Electronics"; Technical Publications (2009);P.6-27 ISBN 9788184317077
For a figure with VBC see: A.Malvino, D.Bates; "Basic Electr-Msbte";Tata McGraw-Hill Education (2007);P.132 ISBN 0070667195
Michel Bakni