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Research Papers
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1.
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Limiting conditional probabilities for denumerable Markov chains. Proceedings of the Fourth Conference on Probability Theory (Brasov, 1971), pp. 121–128. Editura Acad. R. S. R., Bucharest, 1973 |
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2.
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Quasi-stationary distributions for continuous-time Markov processes with a denumerable set of states. Rev. Rumaine Math. Pures Appl. 17 (1972), 1013–1023 |
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3.
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On quasi-stationary distributions for multi - type Galton Watson processes. J. Appl. Probability, 12, 1975, 60-68. |
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4.
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A mathematical model for the study of viral hepatitis. Rev. Roum. Virousologie, 28 (1976), 38-56. |
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5.
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On local times for nonhomogeneous Markov processes. Z. Wahrsch. Verw. Gebiete, 53 (1980), 175-182. |
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Representation of excessive functions as potentials of additive functionals for regular Markov processes, Teor. Veroyatnost. i Primenen, 6 (1981), no. 2, 392-394. |
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Super-mean-valued functions for regular Markov processes, Rev. Rumaine Math. Pures Appl. 27 (1982), no. 7, 731–735. |
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8.
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Topological structures of the phase space of a regular Markov process, Studies in probability and related topics, 61–64, Nagard, Rome, 1983. |
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9.
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Changes of time associated with nonhomogeneous regular Markov processes, Proceedings of the seventh conference on probability theory (Brasov, 1982), 413–418, VNU Sci. Press, Utrecht, 1985 |
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10.
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On irreducibility of general Markov processes, Rev. Roumaine Math. Pures Appl. 34 (1989), no. 10, 865–872. |
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11.
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Ergodic properties of λ-recurrent Markov processes, Stud. Cerc. Mat. 41 (1980), no. 6, 455–460. |
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12.
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On excessive irreducibility measures, Rev. Roumaine Math. Pures Appl. 37 (1992), no. 10, 839–846. |
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13.
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The class structure of φ-irreducible Markov processes, Stud. Cerc. Mat. 45 (1993), no. 2, 113–117. |
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14.
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Some aspects of ergodicity and recurrence relative to a conservative measure, Rev. Roumaine Math. Pures Appl. 40 (1995), no. 5-6, 421–433. |
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15.
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Some remarks on the property of m-ergodicity, Rev. Roumaine Math. Pures Appl. 41 (1996), no. 1-2, 1–3. |
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16.
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Ergodicity of time-changed processes, Rev. Roumaine Math. Pures Appl. 43 (1998), no. 3-4, 309–315. |
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17.
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Some properties of excessive measures relative to multiplicative functionals, Rev. Roumaine Math. Pures Appl. 44 (1999), no.1, 5–13. |
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18.
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On essentially irreducible Markov processes, Rev. Roumaine Math. Pures Appl. 46 (2001), no.5, 571–581. |
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19.
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A note on essentially irreducible processes, Rev. Roumaine Math. Pures Appl. 48 (2003), no. 2, 135–141. |
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20.
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Exponential decay parameters associated with excessive measures. Séminaire de Probabilités XXXVIII, 135–144, Lecture Notes in Math. 1857, Springer, Berlin, 2005. |
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21.
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Harris recurrence of a Markov process on an absorbing set, Rev. Roumaine Math. Pures Appl. 50 (2005), no. 3, 253–259. |
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22.
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Asymptotic properties for a class of transient Feller processes, Bulletin of the International Statistical Institute, vol. LXII, Proceedings of the 56th Session of the ISI, 22-29 august, Lisbone 2007 ISBN: 978-972-673-992-0,/papers/836.pdf |
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23.
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Feller processes with fast explosion, Rev. Roumaine Math. Pures Appl. 52 (2007), no. 6, 631–638. |
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24.
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On Tweedie's construction of an invariant measure, Rev. Roumaine Math. Pures Appl. 55 (2010), no. 5, 369–373 |
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25.
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Iterated integrated tail with periodic hazard rate, Math. Reports 13 (63), no. 2 (2011), 127-139 (with Viorel Petrehus and Gheorghita Zbaganu). |
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26.
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On large deviations lower bounds for simultaneously irreducible Feller processes, Rev. Roumaine Math. Pures Appl. 58 (2013), no. 2, 163–173. |
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27.
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Quasi-stationary distributions: an application of the revival technique, Rev. Roumaine Math. Pures Appl, 60 (2015) pp. 93-99 |
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28.
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Uniformly integrable potential operators and the existence of quasi-stationary distributions, Annals of the University of Craiova – Mathematics and Computer Science Series, (Special Issue) 43, (2016), no.1, pp. 21-26. Dedicated to Marius Iosifescu on the occasion of his 80th anniversary. |
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29.
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On excessive and subinvarint measures for regular step processes (submitted) |