↑ McElheran, Conducting Technique, Chapter XVII, "Fermatas", p. 85. The author classifies them into three types: fermatas followed by uninterrrupted sound, fermatas followed "by a short period of silence," and fermatas "followed by a long period of silence." After that classification, the author gives detailed advice for conducting each type.
↑ Spreadbury, Daniel; Eastwood, Michael; Finn, Ben; and Finn, Jonathan (March 2008). "Sibelius 5 Reference", p.284. Edition 5.2.
