Sauerbrei, B., Jungmann, V., & Waldmann, H. (1998). An enzyme-labile linker group for organic syntheses on solid supports. ANGEWANDTE CHEMIE-INTERNATIONAL EDITION, 37(8), 1143-1146. doi:10.1002/(SICI)1521-3773(19980504)37:8<1143:AID-ANIE1143>3.0.CO;2-E.