Grozdev, S. I. Applications of the Bernoulli and Euler operational calculi. III. (Bulgarian. English, Russian summaries) Zbl 0646.44005 God. Vissh. Uchebn. Zaved., Prilozhna Mat. 21(1985), No. 1, 183-192 (1986). MSC: 44A45 34A30 34A25 PDFBibTeX XMLCite \textit{S. I. Grozdev}, God. Vissh. Uchebn. Zaved., Prilozh. Mat. 21, No. 1, 183--192 (1986; Zbl 0646.44005)
Grozdev, S. I. Applications of Bernoulli and Euler operational calculi. II. (Bulgarian. English, Russian summaries) Zbl 0594.44007 God. Vissh. Uchebn. Zaved., Prilozhna Mat. 20(1985), No. 4, 171-186 (1984). MSC: 44A45 44A35 34A25 34C25 PDFBibTeX XMLCite \textit{S. I. Grozdev}, God. Vissh. Uchebn. Zaved., Prilozh. Mat. 20, No. 4, 171--186 (1984; Zbl 0594.44007)
Grozdev, S. I. Applications of Bernoulli and Euler operational calculi. I. (Bulgarian. English, Russian summaries) Zbl 0594.44006 God. Vissh. Uchebn. Zaved., Prilozhna Mat. 20(1985), No. 4, 155-170 (1984). MSC: 44A45 44A35 34A25 34C25 PDFBibTeX XMLCite \textit{S. I. Grozdev}, God. Vissh. Uchebn. Zaved., Prilozh. Mat. 20, No. 4, 155--170 (1984; Zbl 0594.44006)
Grozdev, Sava Euler operational calculus. (English) Zbl 0505.44007 Mathematics and education in mathematics, Proc. 10th Spring Conf. Union Bulg. Math., Sunny Beach 1981, 125-131 (1981). MSC: 44A40 44A35 34A25 PDFBibTeX XML