1. Adler, C. P., Weller, S., Becker, A., Klümper, A.: Benigne Knochentumoren (Beobachtungen an 109 Fällen). Bruns Beitr. klin. Chir.216, 523 (1968)
2. Adler, C. P., Klumper, A.: Röntgenologische und pathologischanatomische Aspekte von Knochentumoren. Radiologe17, 355 (1977)
3. Allen, D. H.: A Variation of Diaphyseal Development which Simulates the Roentgen Appearance of Primary Neoplasmas of Bone. Amer. J. Roentgenol.69, 940 (1953)
4. Bufkin, W. J.: The Avulsive Cortical Irregularity. Amer. J. Roentgenol.112, 487 (1971)
5. Caffey, J. P.: On fibrous defects in cortical walls of growing tubular bones: Their radiologic appearance, structure prevalence natural course and diagnostic significance. Advanc. Pediat.7, 13 (1955)