Edited ch08_signatures.adoc with Atlas code editor

ch08_signatures.adoc

@@ -283,7 +283,7 @@ influence of the alternative ((("digital signatures", "SIGHASH flags", startref=
 [[schnorr_signatures]]
 === Schnorr Signatures
 
-In 1989, Claus Schnorr published a paper describing the signature
+In 1989, ((("digital signatures", "schnorr signature algorithm", id="digital-sigs-schnorr")))((("schnorr signature algorithm", id="schnorr")))Claus Schnorr published a paper describing the signature
 algorithm that's become eponymous with him.  The algorithm isn't
 specific to the elliptic curve cryptography (ECC) that Bitcoin and many
 other applications use, although it is perhaps most strongly associated
@@ -799,7 +799,7 @@ the time of writing.
 No scriptless threshold signature protocol has been proposed as a BIP
 yet, although significant research into the subject has been performed
 by multiple Bitcoin contributors and we expect peer-reviewed solutions
-will become available after the publication of this book.
+will become available after the publication of this((("digital signatures", "schnorr signature algorithm", startref="digital-sigs-schnorr")))((("schnorr signature algorithm", startref="schnorr"))) book.
 
 [[ecdsa_signatures]]
 === ECDSA Signatures