1. N. T. Afanasyev, V. P. Grozov, and M. V. Tinin, “Effects of Ionospheric Inhomogeneities during Oblique Propagation of Decameter Radiowaves at and above MUF,” Issled. Geomagn. Aeron. Fiz. Solntsa, No. 78, 190–197 (1987).
2. A. I. Agaryshev, “Method for Calculating Multihop Path MUF,” Radiotekhnika, No. 4, 67–70 (1985).
3. V. I. Altyntseva, et al., “Automated Complex for Predicting Propagation Conditions of Decameter Radiowaves Based on an LFM Ionosonde,” Issled. Geomagn. Aeron. Fiz. Solntsa, No. 92, 141–152 (1990).
4. B. G. Barabashov and G. G. Vertogradov, “Dynamic Adaptive Model of the Coherent Decameter Channel,” Izv. Vyssh. Uchebn. Zaved., Radiotekh., No. 12, 29–32 (1995).
5. T. V. Diogenova, M. K. Ivel’skaya, and V. E. Sukhodol’skaya, “Studying the Spatial Correlation of the F 2 Layer Critical Frequency,” Issled. Geomagn. Aeron. Fiz. Solntsa, No. 71, 74–78 (1985).